Michelle Levine, Anna Hiatt, and Michael Shapiro co-wrote this piece. Michelle Levine is a psychologist in the computer science department at Columbia University. Anna Hiatt is a freelance journalist, an adjunct professor at Columbia Journalism School, and The Big Roundtable’s publisher. Michael Shapiro, founder of The Big Roundtable, is the author of seven nonfiction books and a professor at Columbia Journalism School.