It wasn't long ago that transgender people were all but invisible to the public, save an occasional exception. The late U.S. military veteran Christine Jorgensen in the early 1950s raised eyebrows as the first widely known transgender person. In the past few years, Caitlyn Jenner, who won an Olympic gold medal in the decathlon as Bruce Jenner, and a handful of others in the public eye have shined a spotlight on the lives of people who feel they were born the wrong gender.