This talk was part of a symposium presented at ABCT, November 2009 in New York City. DJ Moran was our discussant. The reference is Bond, F., & Hayes, S. C. (2009, November). Measuring experiential avoidance and psychological flexibility: The AAQ and beyond. In J. L. Boulanger (Chair), Experiential Avoidance: A Core Common Process in the Development, Maintenance, and Treatment of Psychological Disorders. Paper presented at the annual Association for Behavioral and Cognitive Therapies convention, New York, NY.