“…The procedure used was based on Ickes and colleagues (Ickes, Stinson, Bissonnette, & Garcia, 1990;Marangoni, Garcia, Ickes, & Teng, 1995) and Ponnet and colleagues (Ponnet, Buysse, Roeyers, & De Corte, 2005). The dyad members (one with ADHD and one without ADHD), previously unacquainted to each other, were scheduled to come to the research centre at the same time.…”