Home - The NADD

CEO Jeanne M Farr, MA, is excited to share a short film celebrating the mission and work of NADD, and inviting you to support our work.

Click on the image at right to watch a short film about the contributions we are making each and every day and how you can support us in this important work!

NADD is proud to work shoulder to shoulder with everyone who is inspired by the people we serve, and dedicated to the mission of supporting people with IDD/MI, their families and the professionals who work with them.

Please join us!

Sponsorship Registration and Call For Presentations is now open -

Join us for NADD's 2021 State of Ohio MI/ID Conference!

Save The Date: July 12-14

To View Our Sponsorship Brochure and Register to Join Us, Click Below

To Submit a Proposal, Click Below

Thank You to Everyone Who Made our 2020 Conference Season Such a Success!

For Highlights from This Year’s Conferences Click Below:

Ohio 2020

Annual 2020

New From NADD Press

NADD has published three important new books: click below to purchase or for more information visit our New Products Page

Intellectual and Developmental Disabilities & the Criminal Justice System by Voula Marinos, Samantha Stromski, Lisa Whittingham & Dorothy Griffiths
The Identification and Treatment of Trauma in Individuals with Developmental Disabilities by Sharon McGilvery
Sex Offending Behavior of Persons with an Intellectual Disability: A Multi-Component Applied Behavior Analytic Approach by Dorothy M. Griffiths, Kendra Thomson, Stephanie Ioannou, Jordan Hoath and Robin J. Wilson

Accreditation & Certification

As part of our mission to raise the level of care for people with IDD/MI and provide recognition to those programs and professionals offering quality care, NADD, in association with NASDDDS, offers four interrelated programs.

For information CLICK HERE

The DM-ID-2 & Accompaniments

More than 100 experts from around the world have now updated the DM-ID to accompany the DSM-5. The DM-ID-2 was developed to facilitate an accurate psychiatric diagnosis in persons who have intellectual disabilities and to provide a thorough discussion of the issues involved in reaching an accurate diagnosis.

For more information CLICK HERE

Just two weeks left before NADD’s 37th Annual Virtual Conference & Exhibit Show!

Highlights of the Upcoming NADD Virtual Conference

Support our continued success.

NADD has thrived because so many have generously offered their time and talent as well as their financial resources to support our mission through publications, programs, trainings, consultations, and conferences.