How to Do It Men are so sensitive about this. July 05, 202612:00 PM Photo illustration by Slate. Photo by Jacob Wackerhausen/iStock/Getty Images Plus. Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. How to Do It is Slate’s sex advice column. Have a question? Send it to Jessica and Rich here. It’s anonymous! Dear How to Do It, I have been seeing a new guy for about three months now. We’re having pretty good sex and he’s fairly adventurous from what I can tell. There is something I enjoy doing in bed that hasn’t naturally come up and I’m not really sure how to pose it to him. I’d like to peg him if he’s into it. It’s something I tried out in my last relationship and we both had a lot of fun with it. It ended up bein