The Young Adult Library Services Association (YALSA) is a division of the American Library Association that likes to offer sexual advice for teens (check: Healthy Relationships for Teens). One of the web sites they recommend (under Resources for Teens: Sexuality and Sexual Behavior) is the Coalition for Positive Sexuality. The organization can be also found at Wikipedia. Parents of teens, meet the CPS. It was designed for “teens who are sexually active now or just thinking about having sex.” So, next time you talk to your teen about sex, tell him to “Just Say Yes”: Just Say Yes is about...