United States President George H. W. Bush signs the Americans with Disabilities Act of 1990 into law during a ceremony on the South Lawn of the White House in Washington, D.C. on July 26, 1990. Pictured (left to right): Evan J. Kemp, Jr., Chairman, U.S. Equal Employment Opportunity Commission; Reverend Harold Wilke; President Bush; Sandra Parrino; and Justin Dart. The act prohibited employer discrimination on the basis of disability. Credit: Ron Sachs / CNP /ABACAPRESS.COM