What a difference a school year makes. At first, half-brothers Nathan and Lucas Scott were bitter rivals on and off the basketball court. Now they bond as brothers. But there's drama, trauma, devotion, betrayal, twists and turns to come.

This DVD set containing all 22 Season Two episodes plus Insightful Extras continues the powerful saga of secrets kept and secrets revealed. To protect those he loves, Lucas moves in with Dan. Brooke and Peyton mend their friendship - and begin a year of romantic turmoil for both. Nathan and Haley's marriage frays. Newcomers to Tree Hill High push emotions into high gear. And in the background is vindictive Dan Scott, controlling others like an evil puppet master. But there are some things even he can't control.

The complete sixth season of the US drama series. This season sees Nathan (James Lafferty)'s hopes of basketball success revived, Lucas (Chad Michael Murray) and Peyton (Hilarie Burton) finally start to plan their wedding, Brooke (Sophia Bush) taking in a foster child and standing up to her mother, Dan (Paul Johansson) having an unpleasant encounter with Jamie's former nanny, and Debs (Barbara Alyn Woods) and Skills (Antwon Tanner) starting dating. Episodes comprise: 'Touch Me I'm Going to Scream, Part 1', 'One Million Billionth of a Millisecond On a Sunday Morning', 'Get Cape. Wear Cape. Fly', 'Bridge Over Troubled Water', 'You've Dug Your Own Grave, Now Lie in It', 'Choosing My Own Way of Life', 'Messin With the Kid', 'Our Life Is Not a Movie Or Maybe', 'Sympathy for the Devil', 'Even Fairy Tale Characters Would Be Jealous', 'We Three (My Echo, My Shadow and Me)', 'You Have to Be Joking (Autopsy of the Devil's Brain)', 'Things a Mama Don't Know', 'A Hand to Take Hold of the Scene', 'We Change, We Wait', 'Screenwriter's Blues', 'You and Me and the Bottle Makes Three Tonight', 'Searching for a Former Clarity', 'Letting Go', 'I Would for You', 'A Kiss to Build a Dream On', 'Show Me How to Live', 'Forever and Almost Always' and 'Remember Me As a Time of Day'.

Goodbye, Tree Hill High, Graduation nears. And with its approach comes the realization that, for students and parents alike, life is changing forever. There are new loves to nurture, old scores still to settle. The long-time triangle of Lucas, Peyton and Brooke finally comes down to two. The memory of Keith - or is it his spirit? - inspires Lucas and Nathan and haunts Dan. Peyton is terrorized by a stalker. Two expectant mothers are about to raise Tree Hills population stats. Lucas begins to wonder what really happened the terrifying day Keith died. And the Ravens - led by Coach Whitey Durham - have one last chance for hoops glory and the state champion-ship. Live for now. Make way for what's to come. Hello, future...

Genetics, Health Care and Public Policy is an introduction to the new discipline of public health genetics. It brings together the insights of genetic and molecular science as a means of protecting and improving the health of the population. Its scope is wide and requires an understanding of genetics, epidemiology, public health and the principles of ethics, law and the social sciences. This book sets out the basic principles of public health genetics for a wide audience from those providing health care to those involved in establishing policy. The emphasis throughout the text is on providing an accessible introduction to the field. The content moves from the basic concepts, including definitions and history, through chapters on genetics, genetic technology, epidemiology, genetics in medicine, genetics in health services, ethical, legal and social implications, to the implications for health policy. It provides one-stop, introductory coverage of this rapidly developing and multidisciplinary field.