Heidi Pitlor grew up in Concord, Massachusetts. She got her B.A. from McGill University in Montreal and moved out to Colorado, where in Denver and Boulder she worked as a nanny, receptionist, freelance writer, bus girl, rape crisis counselor and counselor to homeless and runaway teenagers. She moved back to Massachusetts to earn her M.F.A. in Creative Writing from Emerson College and worked as a temp at Houghton Mifflin Company. Soon after, she was hired as an editorial assistant in the company's trade division. She eventually became an editor and later a senior editor at Houghton Mifflin (now Houghton Mifflin Harcourt). She wrote fiction early in the mornings before work and published her first novel, The Birthdays, in 2006. She has been the series editor of The Best American Short Stories since 2007. Her writing has appeared in such publications as Ploughshares, The Huffington Post, and Labor Day: True Birth Stories by Today's Best Women Writers. The Daylight Marriage, her second novel, will be published in May, 2015. She lives outside Boston with her husband and 8-year-old twin son and daughter, their hamster and a staggering amount of literary magazines that she reads for her day job.