How to Do It July 08, 202612:12 PM Photo illustration by Slate. Photo by filistimlyanin/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 Stoya and Rich here. It’s anonymous! Dear How to Do It, I know this is going to sound completely crazy, but it’s something that’s unsettled for more than a month. My girlfriend “Ellie” has a collection of dolls from various decades that she keeps on a shelf in our bedroom. The shelf is directly across from our bed, and her latest acquisition bears an uncanny resemblance to a family member. If I’m being honest, I now feel like we’re being watched by someone I know every time we screw and I fee