Hayes, S. C., Strosahl, K. D., & Wilson, K. G. (1999). Acceptance and commitment therapy: An experiential approach to behavior change. The Guilford Press.
Hayes, S. C., Strosahl, K. D., & Wilson, K. G. (2012). Acceptance and commitment therapy: The process and practice of mindful change (2nd ed.). The Guilford Press. Free resources by Dr. Hayes
Luoma, J. B., Hayes, S. C., & Walser, R. D. (2007). Learning ACT: An acceptance & commitment therapy skills-training manual for therapists. New Harbinger.
Polk, K. (2011). Psychological flexibility training (PFT): Flexing your mind along with your muscles. Seattle, WA: Amazon Digital Services. Web Resources: Dr. Polk’s Podcast and Dr. Polk’s YouTube Channel
Polk, K., Schoendorff, B., Webster, M., & Olaz, F. O. (2016). The essential guide to the ACT Matrix: A step-by-step approach to using the ACT Matrix model in clinical practice. Context Press.