High Quality Content by WIKIPEDIA articles! William Hillcourt (August 6, 1900 – November 9, 1992), also popularly known within the Scouting movement as "Green Bar Bill" and "Scoutmaster to the World", was an influential leader in the Boy Scouts of America (BSA) organization for much of the 20th century, acclaimed as "the foremost influence on development of the Boy Scouting program." Hillcourt is especially noted as a prolific writer and teacher in the areas of woodcraft, troop and patrol structure, and training. His written works include three editions of the BSA`s widely circulated official Boy Scout Handbook, with over 12.6 million copies printed, other Scouting-related books and numerous magazine articles. Hillcourt developed and promoted the American adaptation of the Wood Badge program, the premier adult leader training program of Scouting.