Heidi Pitlor is the author of the novels "Impersonation," "The Birthdays," and "The Daylight Marriage." She has been the series editor of The Best American Short Stories since 2007, and is the editorial director of Plympton, a literary studio. Her writing has been published in the New York Times, the Boston Globe, the Huffington Post, Ploughshares, and elsewhere. She lives outside Boston.