Support Professionals and Students in the
Field of Developmental Disabilities
Developmental Services Special Interest Group
DSSIG is collaborating with other sector groups to create a DSP Association.
If you are interested in finding out more contact us at: oadd@oadd.org
Registration is now Open – Early-bird rate valid to Jan 30 2026
To register click here
Don’t forget SCDSN! to register for that event click here
OADD-RSIG planning for 2026 is underway
Theme and Location to be determined
Projected date is May 8th 2026
More information to come!
The Ontario Association on Developmental DisabilitiesOADD is a professional organization of people working and studying in the field of developmental disabilities, throughout Ontario. OADD’s members include agencies and organizations; university and community college students and instructors; service provider direct care staff and managers; family support workers; case managers; psychologists; social workers; and other dedicated individuals.
OADD no longer sells this book: All future sales of the textbook Developmental Disabilities in Ontario 4th edition ISBN 978-1-7771637-0-9 will be handled directly through DDO Publishing.
Read moreThe 2025 OADD Annual General meeting was held virtually on June 2nd 2025 from 12:30 to 1:00 p.m.
Read moreThe 2022 scholarships have been awarded! View the full details here.
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The JoDD accepts original articles on a variety of topics in the field of Developmental Disabilities. All published issues are available on-line
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