International Review of Research in Developmental Disabilities, Volume 57 in the series, highlights new advances in the field, with this new volume presenting interesting chapters written by an international board of authors who discuss Peer mentoring and the development of friendships between individuals with and without intellectual and developmental disabilities, Health issues across adulthood in Down Syndrome: a view from multiple databases, Mindfulness interventions in developmental disabilities: issues and possibilities, Reading Interventions for individuals with intellectual and developmental disabilities: a review, Communication system identification for individuals with complex communication needs, and much more.