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I define my future.
I will change the world.

IDefine is committed to identifying life-changing treatments & cures for those with Kleefstra Syndrome and other Intellectual Disabilities, building community and resources for families.

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IDefine, Inc. is a GA nonprofit corporation operating through a fiscal sponsorship with Players Philanthropy Fund, a Maryland charitable trust recognized by IRS as a tax-exempt public charity under Section 501(c)(3) of the Internal Revenue Code (Federal Tax ID: 27-6601178). Contributions to IDefine are tax-deductible to the fullest extent of the law.