Michael Harris is the author of two national bestsellers, Solitude and The End of Absence. He writes for dozens of publications, including Esquire, The Washington Post, Wired and Salon. Harris lives in Vancouver, Canada, with his husband and their Instagram-ready goldendoodle.

Charlotte Lydia Riley is a historian of 20th-century Britain at the University of Southampton. She spends far too much of her time on Twitter complaining about her commute, arguing about her pop-culture and despairing about politics. (She also puts too many selfies on Instagram.)