Supplemental Material for
Beyond Training: Evaluation of Practitioner Behavior Change Booster Components as Part of a Motivational Interviewing Training Program
Elina Renko 
, Katarina Kohonen , Matti T. J. Heino , Minttu Palsola , Elina Aaltio , Maija Jäppinen , Donald Forrester , and
Nelli Hankonen
Psychological Services,
Online First Publication,
January 15, 2026
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