“…At 14‐year follow‐up, rearrests decreased by 54% and days incarcerated by 57% (Schaeffer & Borduin, ); and similar outcomes were sustained though a 22‐year follow‐up (Sawyer & Borduin, ). Moreover, long‐term follow‐ups showed that favorable outcomes extended to the siblings of the juvenile offenders in the MST condition and produced considerable cost savings (Dopp, Borduin, Wagner, & Sawyer, ; Klietz, Borduin, & Schaeffer, ; Wagner, Borduin, Sawyer, & Dopp, ).…”