Along with being public figures, the new couple, Katy Perry and Justin Trudeau, are both parents. As many know, Perry is a proud mom to her daughter Daisy, and Justin is a dad to two children: Xavier, ...

Mr. Marche is the author, most recently, of “The Next Civil War: Dispatches From the American Future.” The former Canadian prime minister Justin Trudeau and the pop star Katy Perry are now publicly a ...