Colleen Ehrnstrom, Ph.D., ABPP, is a licensed clinical psychologist who specializes in acceptance and commitment therapy (ACT). She is board certified in cognitive behavioral therapy (CBT) and works in counseling and psychiatric services (CAPS) at the University of Colorado at Boulder. She is the co-author of the book: End the Insomnia Struggle: A Step-by-Step Guide to Help You Get to Sleep and Stay Asleep.
