Oprah will host a discussion on the phenomenon of African-American men who don't identify as gay but have sex with other men--known as "living on the down low"--on the Friday, April 16, episode. (Check local listings.) Guests will include Phill Wilson, executive director of the Black AIDS Institute, and J.L. King, author of the upcoming book On the Down Low. For more information visit www.Oprah.com or www.BlackAIDS.org or www.LivingDownLow.com.