Colleen Ehrnstrom

Colleen Ehrnstrom is a licensed clinical psychologist who has worked in many clinical settings in the Boulder community including the Boulder Center for Cognitive and Behavioral Therapies, Boulder Community Hospital-Mapleton Center, Sleep Therapeutics, the Department of Veterans Affairs and private practice. She is board certified in behavioral and cognitive therapy, with a specialty practice in Acceptance and Commitment Therapy (ACT). Areas of expertise include insomnia, anxiety, depression, sports psychology and optimal mental health.

Dr. Ehrnstrom is the co-author of the book “End the Insomnia Struggle” published by New Harbinger Press.


  • BA - University of Michigan
  • MA - Boston University
  • PhD - University of Colorado Boulder

The place you’d most like to see or the thing you’d most like to do

I would like to ski 100 days in a single season

Clinical areas of interest

Insomnia, Anxiety, Early Life Transitions, Sports Psychology, Quest for Optimal Mental Health