IASSIDD Bylaws

International Association for the Scientific Study of Intellectual and Developmental Disabilities (IASSIDD) 

The International Association for the Scientific Study of Intellectual and Developmental Disabilities (IASSIDD) is the first and only world-wide group dedicated to the scientific study of intellectual disability.

Founded in 1964 as the International Association for the Scientific Study of Mental Deficiency, IASSIDD is an international, interdisciplinary and scientific non-governmental organization which promotes worldwide research and exchange of information on intellectual disabilities.