Earlier this month, my column featured one of the most frequently asked-about sex topics: anal pleasure. If you were intrigued by that column and want to learn more, I invite you to come to the Tool Shed on April 25 at 2 pm for a workshop with Tristan Taormino, a woman whose name is practically synonymous with "butt play" in certain circles. Tristan is the author of "The Ultimate Guide to Anal Sex for Women" as well as the forthcoming "Anal Sex Position Guide," which will be published in May. She directs a series of...