Research is powerful because it impacts decision-making in virtually every part of our lives, and it is critical for making informed decisions. The process of deciding what criteria matter most to you before ultimately making a decision is an example of using research to make the best decision possible. This also applies to making decisions in the criminal justice field.Criminal Justice Research Methods explores the why, what, and how of research methods by focusing on topics such as: Connecting theory to criminal justice research Conceptualization and measurement Sampling The experiment and causation Survey research Secondary data analysis Qualitative research Mixed methods Evaluation research