The Experimental Aircraft Association (EAA) is a non-profit organization that promotes aviation and supports recreational flying. It was founded in 1953 and is headquartered in Oshkosh, Wisconsin. EAA has over 200,000 members worldwide and hosts the annual EAA AirVenture Oshkosh event, which is the largest aviation event in the world. The organization also provides educational programs, scholarships, and advocacy for the aviation community.