Elizabeth Smart speaks out against abstinence education: How it harms girls.

...at the age of 14 and held in captivity for nine months. She was forced into a polygamous marriage, tethered to a metal cable, and raped daily until she was rescued from her captors nine months later.

She explained that some human trafficking victims don’t run away because they feel worthless after being raped, particularly if they have been raised in conservative cultures that push abstinence-only education and emphasize sexual purity:

http://thinkprogress.org/health/2013/05/06/1967591/elizabeth-smart-abstinence-ed/