High Quality Content by WIKIPEDIA articles! William Griffith Wilson (November 26, 1895 – January 24, 1971), also known as Bill Wilson or Bill W., was the co-founder of Alcoholics Anonymous (AA), an international mutual aid fellowship with over two million members belonging to 100,800 groups of alcoholics helping other alcoholics achieve and maintain sobriety. Following AA`s Twelfth Tradition of anonymity, Wilson is commonly known as "Bill W." or "Bill." After Wilson`s death in 1971, his full name was included in obituaries.