“…Although Leaf [6] did not use a group setting to teach conversational skills, Dotson, Leaf, Sheldon, and Sherman and Leaf, Dotson, Oppeneheim, Sheldon, and Sherman [5,6,12] delivered the teaching interaction procedure in a group format [12] demonstrated the teaching interaction procedure was effective in teaching conversational skills (i.e., eye contact, maintaining appropriate distance, asking on topic questions, moderating tone of voice/volume) to four adolescents with ASD. The participants met in a group setting twice a week (1.5 hours per day) for approximately 4 months.…”