Kirk Strosahl, PhD, is a cofounder of acceptance and commitment therapy, a cognitive behavioral therapy that has gained widespread adoption in the mental health and substance abuse community. He is the author of numerous articles on the subjects of primary care behavioral health integration, using outcome assessment to guide practice and strategies for working with challenging, high-risk, and suicidal clients. Along with Patricia Robinson, he coauthored the highly praised self-help book, The Mindfulness and Acceptance Workbook for Depression. Strosahl currently works as a primary care psychologist at Central Washington Family Medicine, a community health center providing health care to a large medically underserved population. He is well-known nationally for his innovative approach to the integration of behavioral health and primary care services. Strosahl lives in Zillah, WA.