“…The literature includes reports of a number of mastery criteria such as 80% correct for a single session (McCormack, Arnold‐Saritepe, & Elliffe, ), 80% correct across two or three sessions (Najdowski et al, ), 90% correct across two sessions (Toussaint, Kodak, & Vladescu, ), 90% correct across three sessions (Wunderlich & Vollmer, ), 100% for a single session (Grow, Kodak, & Clements, ), and 100% across three sessions (Belisle, Dixon, Stanley, Munoz, & Daar, ). Mastery criteria vary across multiple dimensions including percentage correct, number of sessions/trials, and additional variables such as applying those criteria across multiple therapists, to name a few.…”