Opposite Sex friends are a complicated issue. If you’re single, no big deal (presumably). If you’re married? Opposite sex friends are maybe a big deal. Risks of infidelity abound. My friend Sharon shared her story in The Risks of Opposite Sex Friends, a recent column of mine. If you want “Extra Credit,” read it before we tackle this topic on Thursday, March 8 from 6:00 – 7:00 p.m., PST. That 9:00 p.m. ET!