 Goodman is best remembered today for having created the Order of the Arrow ( OA ) , a popular and highly successful program of the BSA that continues to honor Scouts for their cheerful service . Since its founding in 1915 , the Order of the Arrow has grown to become a nationwide program having thousands of members , which recognizes those Scouts who best exemplify the virtues of cheerful service , camping , and leadership by membership in BSA 's honor society . As of 2007 , the Order of the Arrow has more than 183 @,@ 000 members . 
