“…Active Support tends to focus on this increased level of involvement as a means of engaging people in meaningful functional activities, whereas Intensive Interaction focuses primarily on promoting social interaction. Interventions specifically for people with sensory impairments including congenital deafblindness are PLAI (Chen, Klein, & Haney, 2007), Contact (Janssen, Riksen-Walraven, & van Dijk, 2003a), and the intervention strategies suggested by the Deafblind International Network on Communication (Rødbroe & Janssen, 2006a, 2006bSouriau, Rødbroe, & Janssen, 2008;Souriau, Rødbroe, & Janssen, 2009), all of which, like Intensive Interaction, are grounded in infant development theory.…”