sentences:  361 (71%) were male and 145 (29%) were female.Among those who reported their ethnicity, 277 (62%) were White, 142 (32%) were Asian/Pacific Islanders, 10 (2%) were Chicano/Latino, 3 (0.7%) were Alaskan/American Indian, 2 (0.4%) were African-American, and 14 (3%) described themselves as other.On September 17th, 2012, the UMTYMP subreddit (reddit.com/r/UMTYMP) was created.