Sister wives, a fertility cult, and New Kids on the Block: A listener initiates us into the strange world of sperm donation.

To join the conversation, go to longestshortesttime.com! Sign up for our newsletter. Follow us on Facebook, Twitter and Instagram.

This episode is brought to you by Today, Explained (a new podcast from Vox), Jergens Wet Skin Moisturizer, NurturMe (code: LONGSHORT), GoGo squeeZ, and Care.com. Use the links and codes here for a special discount.