Margaret Guroff is a writer and magazine editor. A former editor of Baltimore magazine, she is now an executive editor at AARP The Magazine. Guroff is also the editor and publisher of Power Moby-Dick, an online annotation of Herman Melville’s classic novel. Her cultural history book, The Mechanical Horse: How the Bicycle Reshaped American Life, was published by the University of Texas Press. Guroff holds a bachelor’s degree from Wesleyan University in Connecticut and a master’s degree from The Writing Seminars at Johns Hopkins in Baltimore. She lives in Bethesda, Maryland.