Hookup. That's the name of a weekly info and advice text for teens from Teensource.org. This week's tip--How WSW works and how to keep it safe. That's women who have sex with women for the uninitiated. And who's providing this sage advice? That would be a 10th grader. Like Planned Parenthood, this California company uses peer educators to dispense advice to other teens. They cover anatomy, consent and even a DIY for a dental dam.