What is the history of the development of Acceptance and Commitment Therapy?
Acceptance and commitment therapy originates from behaviourism and relational frame theory. Acceptance and Commitment Therapy (ACT) emerged in the 1980s as part of the “third wave” of cognitive-behavioural therapies (CBT). Psychologist Steven C. Hayes and colleagues Kelly Wilson and Kirk Strosahl spearheaded its development. ACT was rooted in behaviour analysis and relational frame theory (RFT),…












