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National Developmental Disabilities Awareness Month champions inclusion and support for individuals with developmental disabilities throughout March. This observance highlights the importance of integrating people with diverse abilities into all facets of community life. Get involved by advocating for accessibility, supporting inclusive programs, and educating yourself and others on developmental disabilities.
Want to sponsor National Developmental Disabilities Awareness Month? Learn how
Expected National Developmental Disabilities Awareness Month Deals
As a Cause holiday, National Developmental Disabilities Awareness Month focuses on advocacy and fundraising rather than commercial deals. Organizations like The Arc and Easterseals partner with corporations for donation drives, awareness campaigns, and community events throughout March. Many businesses offer opportunities to round up purchases for disability charities or match employee donations. Look for special events, webinars, and educational resources promoted by advocacy groups and their corporate allies. We encourage direct donations to reputable organizations supporting individuals with developmental disabilities. We will update this page with confirmed live campaigns as March approaches.
Platform Guide for National Developmental Disabilities Awareness Month
Mention National Today (facebook.com/nationaltoday) and use #DDAM. Share stories of inclusion, advocate for policy changes, and highlight local events.
Tag National Today (linkedin.com/company/nationaltoday) and use #DevelopmentalDisabilitiesAwareness. Share insights on workplace inclusion, accessible technologies, and professional development for individuals with disabilities.
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Mention @NatlToday and use #DDAM and #Inclusion. Join conversations about advocacy, share news, and promote accessible initiatives.
National Developmental Disabilities Awareness Month Hero
Eunice Kennedy Shriver
History of National Developmental Disabilities Awareness Month
Before the 19th century, people with developmental disabilities were treated violently and lived in poor, unhygienic environments. Many were ‘passed on,’ a practice of carting off people to be dropped in another town. More awareness about developmental disabilities spread in this century both in England and in the U.S.
Social reformers such as Dorothy Dix became leading advocates of the human rights of people with disabilities. Since it was socially unacceptable for a woman to speak in Congress, she asked another reformer, Samuel Gridley Howe, to present her argument for rehabilitating people with disabilities. The motion was passed in the Senate and the House of Representatives but was vetoed by President Pierce. Even the Romantic poets of England such as Byron, Wordsworth, and Keats, who highlighted the goodness of leading a simple life close to nature, were instrumental in prompting authorities to situate asylums in the countryside.
Other reformers and educationists such as Edouard Seguin believed in the benefits of sensory and muscular training to force the central nervous system to “take over” and perform duties that children were otherwise unable to. Maria Montessori was influenced by his methods while working with children with disabilities and other children. The nature of training and institutions continued to evolve over the century, leading to an adverse development. Custodial institutions started being established by the end of the century, which essentially segregated pupils from the rest of the community. It was only after the deinstitutionalization movement of the 1970s and 1980s that Ronald Reagan declared March the month for National Developmental Disabilities Awareness in 1987.
National Developmental Disabilities Awareness Month timeline
Jean-Etienne Dominique Esquirol, a famous psychiatrist in France, sets up a compassionate asylum for people termed ‘insane.’
Social reformer Dorothea Dix does not let her position as a woman get in the way of advocating for an end to the abysmal conditions of housing for persons with disabilities.
Six medical professionals come together to set up what would later become the American Association for Intellectual and Developmental Disabilities or A.A.I.D.D.
President Ronald Reagan designates the month of March as National Developmental Disabilities Awareness Month.
National Developmental Disabilities Awareness Month FAQs
When is National Developmental Disabilities Awareness Month?
In 2027, National Developmental Disabilities Awareness Month will be observed from Monday, March 1, through Wednesday, March 31. The entire month serves as a dedicated period to raise awareness and promote the inclusion of individuals with developmental disabilities.
What is the purpose of Developmental Disabilities Awareness Month?
For 2027, DDAM continues its mission to advocate for the full inclusion of individuals with developmental disabilities. The month aims to highlight the importance of support services, accessible environments, and opportunities that enable people with disabilities to live self-determined lives within their communities.
How many people in the U.S. have a developmental disability?
Estimates suggest that millions of Americans live with a developmental disability, impacting various aspects of their lives. In 2027, continued efforts are made to gather precise data and ensure that policies and services are tailored to meet the needs of this significant population group.
What is the difference between an intellectual and a developmental disability?
By 2027, the distinction remains that all intellectual disabilities are developmental disabilities, but not all developmental disabilities are intellectual disabilities. Developmental disabilities can include conditions like autism or cerebral palsy without necessarily involving intellectual impairment, while intellectual disability specifically refers to challenges with cognitive abilities and daily living skills.
How to Observe National Developmental Disabilities Awareness Month
Learn about the rights of people with disabilities
The Americans with Disabilities Act was passed in 1990, making it illegal to discriminate against people with disabilities. Read about the rights laid down in this Act, which is also enforced by the U.S. Equal Employment Opportunity Commission. You may even be able to support a colleague or friend.
Volunteer for an organization
There are many organizations working at the national and local levels with different forms of disabilities. Some national-level ones are The National Association of Councils on Developmental Disabilities (N.A.C.D.D.), National Disability Institute, and the American Coalition of Citizens with Disabilities. If you know of any local chapters or even schools that work with children or adults with disabilities, now is a great time to reach out to them.
Raise funds
Many organizations in the field are non-profits looking to raise funds to provide better and more services to their participants. If you are skilled at marketing, networking, or other related jobs, you can consider using your time to set up a fundraiser in March.
5 Facts About Disabilities
Eugenics was used as a counter
In the early 20th century, it was thought that disabilities could be “cured” through the application of eugenics, which was later discredited as a movement.
‘Feeble-minded’ was a descriptive term
In the 19th and early 20th centuries, people with developmental or intellectual disabilities were referred to as ‘feeble-minded,’ ‘idiots,’ or ‘imbeciles.’
The cut-off age is 22
According to the N.A.C.D.D., in order to qualify as a developmental disability, the disability has to occur in individuals younger than 22 years.
Schizophrenia was misnamed
Swiss psychiatrist Eugen Bleuler first used the word ‘autism’ for a kind of schizophrenia.
70 is the cut-off for intellectual disability
An I.Q. score of less than 70 qualifies a person as intellectually disabled.
Why National Developmental Disabilities Awareness Month is Important
It has a chequered history
While there is much more positive awareness about disabilities now, it has not always been a history of progress. Doctors and educators who were successful in establishing more compassionate conditions had to give way to more rigid forms of institutionalization later. This was questioned only around 40 to 50 years ago.
It’s a chance to volunteer
Volunteering for an organization working on disability is a great way to improve our own social and interpersonal skills, even if we’re just doing office work. It is a great way to learn something new about ourselves and about another person with a different lifestyle and differing abilities.
It raises our self-awareness
The month reminds us that we’re all part of a broad spectrum of intellectual and physical functioning. It is a chance to be more empathetic and to remind ourselves of the challenges we face in our own lives, regardless of our I.Q. or diagnosis.

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