"Every parent should have a this book on-hand, and use it to open important dialogues with their kids. Arm them with knowledge." --Ellen Hopkins, bestselling author of the Crank trilogy. Just Say Know! With drug education for children more important than ever, this nonfiction book draws on the experiences of the New York Times bestselling father/son team and inspiration behind the film Beautiful Boy David and Nic Sheff to provide all the information teens need to know about drugs, alcohol, and addiction.