If you're as excited as we are about the Rebel XSi/450D, you probably can't wait to start shooting. "Canon EOS Digital Rebel XSi/450D For Dummies" will show you how to make every shot count Even if you're new to digital SLR cameras or are unfamiliar with general photography terms and techniques, this handy guide will show you how to feel comfortable with the controls and start taking beautiful photographs.

Don't worry if you've never heard the words aperture, white balance, or ISO. You'll soon be switching easily between automatic and manual modes, managing exposure, and using the all-important Quality setting You'll learn everything about the lenses, from how to choose the ones you need to how to handle them. You'll finally know how to push just the right buttons to achieve the results that you desire. In a snap, you will find out how to unleash your creativity by manipulating exposure and lighting. You will find out how to: Control picture qualityAdjust resolution for image quality and sizeShoot in automatic and manual modesReview photos using Playback Mode and the histogram, delete unwanted photos, and protect valuable photos from accidental deletionManipulate exposure, color, focus, and lightingDownload, organize, archive, print, and share photos with family and friends

Complete with lists of ten fast photo-editing tricks and ten special-purpose features to explore on a rainy day, "Canon EOS Digital Rebel XSi/450D For Dummies" is your one-stop guide to setting up, working with, and making the most of your new Canon digital SLR camera.

Fly higher in your Creative Cloud Adobe Creative Cloud makes the most popular tools used by designers, photographers, and other creative professionals accessible in a single place. Adobe Creative Cloud All-in-One For Dummies is the ultimate one-stop reference guide for how to use them all. Whatever gets your creative juices flowing, you'll find the in-depth guidance required to deliver the results you want, from polishing-up photos and images to creating illustrations and designs. And once your assets are just how you want them, you can pick up best practices for managing and publishing via the amazing Adobe Bridge. Written by pro designers for those getting started with this powerful set of tools, this book gives you an overview of Creative Cloud and step-by-step coverage of the major applications--InDesign, Illustrator, Photoshop, Acrobat Pro, and Adobe XD, and Adobe Bridge--in seven mini-books that take you from the basics to more advanced topics. You'll also discover how to get your work noticed by building personal galleries and displaying your creative wares. Find the essentials on the top tools in Adobe Creative Cloud Build and enhance your design skills Protect your documents with Acrobat Pro Get the most out of each program with insider tips Whatever your skill level and project needs, you'll find the essentials you need to demystify these complex programs and the knowledge to make your work shine even more brightly through the Cloud!

The perfect guide to get you up and running with your new Canon dSLR camera The Canon EOS Rebel T3/1100D is a popular dSLR camera for those moving up from point-and-shoot for the first time. This full-color guide explains all the buttons, dials, and menus, helping you understand your camera and start using all its features. Plenty of colorful photos from the author's portfolio illustrate what you can achieve. The book covers shooting in auto mode, using the onboard controls, working with Live View, and managing exposure, focus, color, and lighting. It also addresses specific shooting situations, how to get your images from the camera to the computer, and tips on editing and sharing your photos. * Canon's Rebel T3/1100D is a popular starter camera for those moving from point-and-shoot to SLR; this book helps dSLR newcomers understand and use all the controls * Covers using all the dials, menus, and modes; working with Live View and playback; dialing in exposure and managing lighting; and shooting in auto mode * Explains how to get the best images in various situations * Addresses how to get images from the camera to the computer, editing techniques, and how to print photos or post them online * Full-color photos from the author's collection show what you can achieve Anyone moving up to dSLR photography with the Canon T3/1100D will gain skill and confidence from this easy-to-follow guide.

Get picture perfect with Photoshop CC Photoshop is a stunning program that puts the power of a professional photography studio into your hands, but it can also be a jungle to navigate--with a dense proliferation of menus, panels, shortcuts, plug-ins, and add-ons to get thoroughly lost in. Written by a literal Photoshop Hall of Famer, the new edition of Photoshop CC For Dummies is your experienced guide to the technical terrain, slashing away the foliage for a clear picture of how to produce the perfectly framed and beautifully curated images you want. Beginning with an overview of the basic kit bag you need for your journey toward visual mastery, Peter Bauer--Photoshop instructor and an award-winning fine art photographer in his own right--shows you how to build your skills and enrich your creative palette with enhanced colors and tone, filters and layering, and even how undertake a foray into digital painting. Add in instructions on combining text with images and the how-tos of video and animation editing, and you have all the tools you need to carve out a one-person multimedia empire. Master everything from the basics to professional insider tips Combine, layer, tone, and paint your images Explore the colorfully creative world of Photoshop filters Fix common problems You'll find everything on the latest version of the software that you could dream of--and an improved shot at artistic success!

Embrace the cloud and kick hackers to the curb with this accessible guide on cloud security.

Cloud technology has changed the way we approach technology. It’s also given rise to a new set of security challenges caused by bad actors who seek to exploit vulnerabilities in a digital infrastructure. You can put the kibosh on these hackers and their dirty deeds by hardening the walls that protect your data.

Using the practical techniques discussed in Cloud Security For Dummies, you’ll mitigate the risk of a data breach by building security into your network from the bottom-up. Learn how to set your security policies to balance ease-of-use and data protection and work with tools provided by vendors trusted around the world.

This book offers step-by-step demonstrations of how to:

• Establish effective security protocols for your cloud application, network, and infrastructure
• Manage and use the security tools provided by different cloud vendors
• Deliver security audits that reveal hidden flaws in your security setup and ensure compliance with regulatory frameworks

As firms around the world continue to expand their use of cloud technology, the cloud is becoming a bigger and bigger part of our lives. You can help safeguard this critical component of modern IT architecture with the straightforward strategies and hands-on techniques discussed in this book.

Turn your financial data into insightful decisions with this straightforward guide to financial modeling with Excel Interested in learning how to build practical financial models and forecasts but concerned that you don't have the math skills or technical know-how? We've got you covered! Financial decision-making has never been easier than with Financial Modeling in Excel For Dummies. Whether you work at a mom-and-pop retail store or a multinational corporation, you can learn how to build budgets, project your profits into the future, model capital depreciation, value your assets, and more. You'll learn by doing as this book walks you through practical, hands-on exercises to help you build powerful models using just a regular version of Excel, which you've probably already got on your PC. You'll also: Master the tools and strategies that help you draw insights from numbers and data you've already got Build a successful financial model from scratch, or work with and modify an existing one to your liking Create new and unexpected business strategies with the ideas and conclusions you generate with scenario analysis Don't go buying specialized software or hiring that expensive consultant when you don't need either one. If you've got this book and a working version of Microsoft Excel, you've got all the tools you need to build sophisticated and useful financial models in no time!

Find the right big data solution for your business or organization

Big data management is one of the major challenges facing business, industry, and not-for-profit organizations. Data sets such as customer transactions for a mega-retailer, weather patterns monitored by meteorologists, or social network activity can quickly outpace the capacity of traditional data management tools. If you need to develop or manage big data solutions, you'll appreciate how these four experts define, explain, and guide you through this new and often confusing concept. You'll learn what it is, why it matters, and how to choose and implement solutions that work.Effectively managing big data is an issue of growing importance to businesses, not-for-profit organizations, government, and IT professionalsAuthors are experts in information management, big data, and a variety of solutionsExplains big data in detail and discusses how to select and implement a solution, security concerns to consider, data storage and presentation issues, analytics, and much moreProvides essential information in a no-nonsense, easy-to-understand style that is empowering

"Big Data For Dummies" cuts through the confusion and helps you take charge of big data solutions for your organization.

Learn the in-demand skills that let you turn lines of code into websites and apps Web Coding & Development All-in-One For Dummies is a one-stop resource for would-be developers who need guidance on the languages and steps used to build websites and applications. Learn the coding ropes and expand your existing skillset with this easy-to-understand guide. In these complete mini-books, you'll walk through the basics of web development, structuring a page, building and processing web forms, and beyond. Learn how to build a website or create your very own app with the advice of web coding and development experts. This edition expands JavaScript and CSS coverage while providing new content on server-side coding and the development stack. Get essential knowledge of how web development works--even if you've never written a line of code in your life Learn HTML, CSS, JavaScript, and other languages essential for building websites and apps Discover how to make optimize your sites and apps for mobile devices Expand on what you already know and improve your employability This Dummies All-in-One is great for you if want to develop coding skills but don't have a programming background. It's also perfect for professionals looking to brush up on their web development skills and get up to date on the latest trends and standards.

The fast and easy way to make sense of statistics for big data Does the subject of data analysis make you dizzy? You've come to the right place! Statistics For Big Data For Dummies breaks this often-overwhelming subject down into easily digestible parts, offering new and aspiring data analysts the foundation they need to be successful in the field. Inside, you'll find an easy-to-follow introduction to exploratory data analysis, the lowdown on collecting, cleaning, and organizing data, everything you need to know about interpreting data using common software and programming languages, plain-English explanations of how to make sense of data in the real world, and much more. Data has never been easier to come by, and the tools students and professionals need to enter the world of big data are based on applied statistics. While the word "statistics" alone can evoke feelings of anxiety in even the most confident student or professional, it doesn't have to. Written in the familiar and friendly tone that has defined the For Dummies brand for more than twenty years, Statistics For Big Data For Dummies takes the intimidation out of the subject, offering clear explanations and tons of step-by-step instruction to help you make sense of data mining without losing your cool. * Helps you to identify valid, useful, and understandable patterns in data * Provides guidance on extracting previously unknown information from large databases * Shows you how to discover patterns available in big data * Gives you access to the latest tools and techniques for working in big data If you're a student enrolled in a related Applied Statistics course or a professional looking to expand your skillset, Statistics For Big Data For Dummies gives you access to everything you need to succeed.

Learn to program with C++ quickly with this helpful "For Dummies" guide

"Beginning Programming with C++ For Dummies, 2nd Edition" gives you plain-English explanations of the fundamental principles of C++, arming you with the skills and know-how to expertly use one of the world's most popular programming languages. You'll explore what goes into creating a program, how to put the pieces together, learn how to deal with standard programming challenges, and much more.

Written by the bestselling author of" C++ For Dummies," this updated guide explores the basic development concepts and techniques of C++ from a beginner's point of view, and helps make sense of the how and why of C++ programming from the ground up. Beginning with an introduction to how programming languages function, the book goes on to explore how to work with integer expressions and character expressions, keep errors out of your code, use loops and functions, divide your code into modules, and become a functional programmer.Grasp C++ programming like a pro, even if you've never written a line of codeMaster basic development concepts and techniques in C++Get rid of bugs and write programs that workFind all the code from the book and an updated C++ compiler on the companion website

If you're a student or first-time programmer looking to master this object-oriented programming language, "Beginning Programming with C++ For Dummies, 2nd Edition" has you covered.

Here's what Web designers need to know to create dynamic, database-driven Web sites

To be on the cutting edge, Web sites need to serve up HTML, CSS, and products specific to the needs of different customers using different browsers. An effective e-commerce site gathers information about users and provides information they need to get the desired result.

PHP scripting language with a MySQL back-end database offers an effective way to design sites that meet these requirements. This full updated 4th Edition of "PHP & MySQL For Dummies" gets you quickly up to speed, even if your experience is limited.Explains the easy way to install and set up PHP and MySQL using XAMPP, so it works the same on Linux, Mac, and WindowsShows you how to secure files on a Web host and how to write secure codePacked with useful and understandable code examples for Web site creators who are not professional programmersFully updated to ensure your code will be compliant based on PHP 5.3 and MySQL 5.1.31Provides clear, accurate code examples

"PHP & MySQL For Dummies, 4th Edition" provides what you need to know to create sites that get results.

Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

If you're curious, but hesitant, about finding your way around Microsoft's new Windows Server 2008, "Windows Server 2008 For Dummies" is the book for you. This friendly reference shows you everything you need to know -- from installation and deployment to building and running a Windows Server 2008 network.

Server-based networking really is a big deal, and this 100% plain-English guide helps you make the most of it. You'll find out about Windows Server 2008's important functions, capabilities and requirements; develop a network implementation plan; take a step-by-step walkthrough of the installation process; and get valuable tips on how to boost your bandwidth beyond belief Before you know it, you'll be configuring connections to the Universe, working with active directory, and treating domains and controllers like old pals. Discover how to: Build and connect your networkInstall and configure Windows Server 2008Set up and manage directory servicesManage users and groupsInstall and manage print serversSecure your networkTroubleshoot active networksPlan for installing Active DirectoryProclaim and manage your own domainResolve names between TCP/IP and NetBIOSManage shares, permissions, and moreDevelop and implement a regular backup protocol

"Windows Server 2008 For Dummies" may be easy-going, but it's simply packed with need-to-know stuff that will send you diving into Windows Server 2008 experience just for the fun of it. So start now

Use Adobe Analytics as a marketer --not a programmer! If you're a marketer in need of a non-technical, beginner's reference to using Adobe Analytics, this book is the perfect place to start. Adobe Analytics For Dummies arms you with a basic knowledge of the key features so that you can start using it quickly and effectively. Even if you're a digital marketer who doesn't have their hands in data day in and day out, this easy-to-follow reference makes it simple to utilize Adobe Analytics. With the help of this book, you'll better understand how your marketing efforts are performing, converting, being engaged with, and being shared in the digital space. Evaluate your marketing strategies and campaigns Explore implementation fundamentals and report architecture Apply Adobe Analytics to multiple sources Succeed in the workplace and expand your marketing skillset The marketing world is continually growing and evolving, and Adobe Analytics For Dummies will help you stay ahead of the curve.

Develop the next killer Android App using Java programming! Android is everywhere! It runs more than half the smartphones in the U.S. and Java makes it go. If you want to cash in on its popularity by learning to build Android apps with Java, all the easy-to-follow guidance you need to get started is at your fingertips. Inside, you'll learn the basics of Java and grasp how it works with Android; then, you'll go on to create your first real, working application. How cool is that? The demand for Android apps isn't showing any signs of slowing, but if you're a mobile developer who wants to get in on the action, it's vital that you get the necessary Java background to be a success. With the help of Java Programming for Android Developers For Dummies, you'll quickly and painlessly discover the ins and outs of using Java to create groundbreaking Android apps no prior knowledge or experience required! * Get the know-how to create an Android program from the ground up * Make sense of basic Java development concepts and techniques * Develop the skills to handle programming challenges * Find out how to debug your app Don't sit back and watch other developers release apps that bring in the bucks! Everything you need to create that next killer Android app is just a page away!

Full-color guide to everything you need to get the most out of your Nikon D5000

The Nikon D5000 packs a lot of punch into a camera that beginners will love, and now you can pack an equal amount of punch into the digital photographs you take with your new Nikon. Whether you want to understand the D5000's new exposure settings or learn photography basics such as aperture, shutter speed, and downloading photos, this book delivers. Walks you through the new Nikon D5000's features, including a 12.3 megapixel sensor, 19 auto-exposure modes, and a swivel viewfinder Shows beginners who may be new to DSLR cameras how to take good digital photographs-from using the right settings for things like sunsets, candelight, or portraits-to downloading to your computer and printing Demonstrates beginning to advanced techniques with over 200 full-color photos, giving you plenty of great ideas of what you can accomplishOffers practical tips and ideas from two expert digital photographers and authors

Don't be intimidated by your new digital camera This friendly For Dummies guide will get you up and running in no time.

Sharpen your knowledge of C# C# know-how is a must if you want to be a professional Microsoft developer. It's also good to know a little C# if you're building tools for the web, mobile apps, or other development tasks. C# 7.0 All-in-One For Dummies offers a deep dive into C# for coders still learning the nuances of the valuable programming language. Pop it open to get an intro into coding with C#, how to design secure apps and databases, and even pointers on building web and mobile apps with C#. C# remains one of the most in-demand programming language skills. The language regularly ranks in the top five among "most in-demand" languages, typically along with Java/JavaScript, C++, and Python. A December 2016 ZDNet article noted 'If your employer is a Microsoft developer, you better know C#." Lucky for you, this approachable, all-in-one guide is here to help you do just that--without ever breaking a sweat! Includes coverage of the latest changes to C# Shows you exactly what the language can (and can't) do Presents familiar tasks that you can accomplish with C# Provides insight into developing applications that provide protection against hackers If you have a basic understanding of coding and need to learn C#--or need a reference on the language in order to launch or further your career--look no further.

The leading book on Microsoft Office, now fully updated for Office 2010

Microsoft Office, the world's leading productivity suite, has been updated with new tools. Veteran Office users as well as newcomers will need the comprehensive information in this bestselling All-in-One guide.

With a self-contained minibook devoted to each Office application plus minibooks on how Office works together and how you can expand its usefulness, "Office 2010 All-in-One For Dummies" gets you up to speed and answers the questions you'll have down the road.Microsoft Office is the office productivity suite used around the globe; nearly every business worker encounters it dailyThe 2010 revision will affect all applications in the suiteEight minibooks cover Word, Excel, PowerPoint, Outlook, Access, Publisher, common Office tools, and ways to expand Office productivityAlso covers the new online versions of Word, Excel, and PowerPoint as well as changes to the interface and new tools and techniques

"Office 2010 All-in-One For Dummies" makes it easy to learn to use Office and gets you up and running on all the changes and enhancements in Office 2010.

See how XML works for business needs and RSS feeds
Create consistency on the Web, or tag your data for different purposes
Tag -- XML is it! XML tags let you share your format as well as your data, and this handy guide will show you how. You'll soon be using this markup language to create everything from Web sites to business forms, discovering schemas and DOCTYPES, wandering the Xpath, teaming up XML with Office 2003, and more.
Discover how to
* Make information portable
* Use XML with Word 2003
* Store different types of data
* Convert HTML documents to XHTML
* Add CSS to XML
* Understand and use DTDs

If you have a business or a nonprofit organization, or if you're the one responsible for information systems at such an operation, you know that disaster recovery planning is pretty vital. But it's easy to put it off. After all, where do you start?

"IT Disaster Recovery Planning For Dummies" shows you how to get started by creating a safety net while you work out the details of your major plan. The right plan will get your business back on track quickly, whether you're hit by a tornado or a disgruntled employee with super hacking powers. Here's how to assess the situation, develop both short-term and long-term plans, and keep your plans updated.

This easy-to-understand guide will help youPrepare your systems, processes, and people for an organized response to disaster when it strikesIdentify critical IT systems and develop a long-range strategySelect and train your disaster recovery teamConduct a Business Impact AnalysisDetermine risks to your business from natural or human-made causesGet management supportCreate appropriate plan documentsTest your plan

Some disasters get coverage on CNN, and some just create headaches for the affected organization. With "IT Disaster Recovery Planning For Dummies, " you'll be prepared for anything from hackers to hurricanes

Develop and implement essential computer technology with confidence Do you want to develop an understanding of technology to enhance your education, career, or personal life, but feel inhibited by your digital literacy? Fear not! Written in plain English and absent of undecipherable high-tech jargon, Digital Literacy For Dummies makes it easy to get a grip on computer basics, the Internet, the Cloud, browsing the web, productivity programs and applications for school and the workplace, computer security and privacy, the latest in digital lifestyle topics, and so much more. * Walks you through the basics of developing essential computer technology skills * Shows you how to gain the digital literacy skills required to succeed in education, at home, and in the workforce * Explains how the use of smartphones and digital cameras contribute to digital literacy With the introduction of 3G and 4G services in emerging countries like India, worldwide Internet usage is increasing exponentially. With this technological growth comes an opportunity for people of all ages and from all walks of life to learn new skills to keep them ahead of the curve. Packed with easy-to-follow explanations and seasoned with a bit of humor and fun, Digital Literacy For Dummies makes it easy and accessible for anyone to harness the power of technology to remain relevant in school or at work.

A solid introduction to the practices, plans, and skills required for developing a smart system architecture

Information architecture combines IT skills with business skills in order to align the IT structure of an organization with the mission, goals, and objectives of its business. This friendly introduction to IT architecture walks you through the myriad issues and complex decisions that many organizations face when setting up IT systems to work in sync with business procedures.

Veteran IT professional and author Kirk Hausman explains the business value behind IT architecture and provides you with an action plan for implementing IT architecture procedures in an organization. You'll explore the many challenges that organizations face as they attempt to use technology to enhance their business's productivity so that you can gain a solid understanding of the elements that are required to plan and create an architecture that meets specific business goals.Defines IT architecture as a blend of IT skills and business skills that focuses on business optimization, business architecture, performance management, and organizational structureUncovers and examines every topic within IT architecture including network, system, data, services, application, and moreAddresses the challenges that organizations face when attempting to use information technology to enable profitability and business continuity

While companies look to technology more than ever to enhance productivity, you should look to "IT Architecture For Dummies" for guidance in this field.

A logical, straightforward approach to learning the C# language

C# is a complicated programming language for building .NET-connected software for Microsoft Windows, the Web, and a wide range of devices. The friendly "All-in-One For Dummies" format is a perfect way to present it. Each minibook is a self-contained package of necessary information, making it easy to find what you're looking for.

Upgrades in C# 2010 include the ability to build Windows 7 applications and compatibility with Python and Ruby.C# is a somewhat complex programming language for building .NET-connected software for Microsoft Windows, the Web, and other devicesBeginning C# programmers will appreciate how the All-in-One format breaks the topic into minibooks, each one addressing a key body of informationMinibooks include creating your first C# program, Windows 7 programming, basic C# programming, object-based programming, object-oriented programming, Windows programming with C# and Visual Studio, and debuggingCompanion Web site includes all sample code

Beginning C# programmers will find "C# 2010 All-in-One For Dummies" explains a complicated topic in an easy, understandable way.

Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

Take control of your personal finances with this popular, easy guide

Quicken is the country's most popular and highly recommended personal finance software, and with "Quicken For Dummies," you can harness the power of this practical financial tool to manage bills, reconcile bank accounts, track investments, and much more

Personal finance expert and CPA Stephen L. Nelson lends his expertise to this accessible, easy-to-read guide, which has been fully updated to reflect the new features of Quicken available in its newest version. You can quickly learn how to use Quicken to record credit card transactions, track mortgages and other liabilities, minimize taxes, maximize savings, maintain detailed records, and build a solid foundation for creating better financial plans.Covers updated features in the newest version of the increasingly popular Quicken softwareEmpowers readers to fight the bad habits and decisions that lead to large debts and minimal or nonexistent savingsDemystifies the software's features for tracking everyday finances, managing investments, and evaluating the tax implications of financial decisionsOffers invaluable advice and expertise from author Stephen L. Nelson, a recognized authority on personal finance

Every step toward better finances is a step in the right direction. Let "Quicken For Dummies" start your journey toward increased savings, lowered debt, and a more secure financial future.

Create stunning infographics with this hands-on guide

"Infographics For Dummies" is a comprehensive guide to creating data visualization with viral appeal. Written by the founder of Infographic World, a New York City based infographic agency, and his top designers, the book focuses on the how-to of data, design, and distribution to create stunning, shareable infographics. Step-by-step instruction allows you to handle data like a pro, while creating eye-catching graphics with programs like Adobe Illustrator and Photoshop. The book walks you through the different types of infographics, explaining why they're so effective, and when they're appropriate.

Ninety percent of the information transmitted to your brain is visual, so it's important to tickle the optic nerves to get people excited about your data. Infographics do just that. Much more exciting than a spreadsheet, infographics can add humor, interest, and flash while imparting real information. Putting your data in graphic form makes it more likely to be shared via Twitter, Facebook, Pinterest, and other social media sites, and the visual interest makes it less likely to be ignored. "Infographics For Dummies" provides a tried-and-true method for creating infographics that tell a story and get people excited. Topics include: Talking to clients about the dataDiscovering trends, outliers, and patternsDesigning with mood boards and wireframesLaunching and promoting your infographic

The book, written by Justin Beegel, MBA, founder of Infographic World, Inc., describes the elements of a successful infographic, and stresses the must-have ingredients that get your data noticed. Humans are visual creatures, telling stories in a visual way. In today's world filled with data and messaging, an infographic is one of the best ways to get your point across.

Learn to use, and not be used by, data to make more insightful decisions The availability of data and various forms of AI unlock countless possibilities for business decision makers. But what do you do when you feel pressured to cede your position in the decision-making process altogether? Decision Intelligence For Dummies pumps the brakes on the growing trend to take human beings out of the decision loop and walks you through the best way to make data-informed but human-driven decisions. The book shows you how to achieve maximum flexibility by using every available resource, and not just raw data, to make the most insightful decisions possible. In this timely book, you'll learn to: Make data a means to an end, rather than an end in itself, by expanding your decision-making inquiries Find a new path to solid decisions that includes, but isn't dominated, by quantitative data Measure the results of your new framework to prove its effectiveness and efficiency and expand it to a whole team or company Perfect for business leaders in technology and finance, Decision Intelligence For Dummies is ideal for anyone who recognizes that data is not the only powerful tool in your decision-making toolbox. This book shows you how to be guided, and not ruled, by the data.