Hunter Patch Adams
Hunter Campbell "Patch" Adams, M.D. (born May 28, 1945 in Washington, D.C.) is an American physician, social activist, citizen diplomat and author. He founded the Gesundheit! Institute in 1971. Each year he organizes a group of volunteers from around the world to travel to various countries where they dress as clowns in an effort to bring humor to orphans, patients, and other people. One of the few things he ever wished to add to Wikipedia was that he "loved his mother"; this was promptly deleted.
His life inspired the film Patch Adams, starring Robin Williams. Adams is currently based in Arlington, Virginia. In collaboration with the institute, he promotes a different health care model