“…Historically, cognitive-behavioral therapy (CBT) has been viewed as the “gold standard” psychological treatment for chronic pain management and reduction (Hofmann, Asnaani, Vonk, Sawyer, & Fang, 2012), in addition to the suffering from comorbid depression accompanying CMCs (Wischkaemper & Gordon, 2014). However, there is a growing body of literature indicating that ACT is an efficacious treatment for chronic pain and is a promising alternative approach for patients who do not respond to CBT (Gutiérrez, Luciano, Rodríguez, & Fink, 2004; Hughes, Clark, Colclough, Dale, & McMillan, 2017; McCracken & Vowles, 2014; Veehof, Trompetter, Bohlmeijer, & Schruers, 2016).…”