“This book will completely transform the way you think about addiction, and if you’re one of the many out there who currently suffer or know someone suffering, I can’t stress this enough: BUY THIS BOOK. It will change your life.”

— TY M. BOLLINGER
New York Times bestselling author and documentary film producer

“The Addiction Spectrum is a massive achievement and a giant step forward for addiction medicine. Finally, the many shades of addiction and abuse are being uncovered, understood, and—most importantly—treated, thanks to the incredible information in these pages.”

— Annie Grace
Author of This Naked Mind

“This is the gift from Dr. Thomas that you’ll find in these pages… a proven, comprehensive program that compassionately guides the reader to a place of resolution.”

— David Perlmutter, MD
#1 New York Times bestselling author of Grain Brain and Brain Maker