This study compared the effectiveness of Orton Gillingham (OG) tutoring and National Institute for Learning Development Educational Therapy (NILD). A randomized controlled trial using 27 participants determined whether academic and cognitive outcomes differed between the groups over a 9-month period. Participants had designated learning…

In Study 1, children in grades 4-9 (N = 88, 29 females and 59 males) with persisting reading and/or writing disabilities, despite considerable prior specialized instruction in and out of school, were given an evidence-based comprehensive assessment battery at the university while parents completed questionnaires regarding past and current history…