T. V. Joe Layng, PhD, a pioneering behavior scientist, has dedicated over five decades to research, clinical innovation, and educational technology applications, significantly advancing nonlinear contingency analysis and the constructional approach.

Paul Thomas Andronis, PhD, is a leading experimental behavior analyst whose landmark discovery of contingency adduction and decades of academic leadership helped shape modern behavioral science and its applied impact.

R. Trent Codd, III, EdS, BCBA, is a clinician-scholar integrating behavior analysis and cognitive-behavioral therapy. He has extensive experience in clinical practice, training, supervision, and authorship.

Awab Abdel-Jalil, PhD, BCBA-D, is an applied researcher at Upstate Caring Partners, and an educator with scholarship/presentations on nonlinear contingency analysis, constructional approaches, and assent-based interventions.