¿Quién fue Thomas Alva Edison?

Margaret Frith is the author of numerous children’s books, including several titles in the Who Was? series, such as Who Was Thomas Alva Edison?, Who Was Louis Braille?, Who Was Franklin Roosevelt? and Who Was Woodrow Wilson? She lives in New York City.

Who HQ is your headquarters for history. The Who HQ team is always working to provide simple and clear answers to some of our biggest questions. From Who Was George Washington? to Who Is Michelle Obama?, and What Was the Battle of Gettysburg? to Where Is the Great Barrier Reef?, we strive to give you all the facts. Visit us at WhoHQ.com

John O’Brien has held writing fellowships at the University of Iowa and Stanford University, and he was the recipient of a National Endowment for the Arts fellowship. His work has appeared in Hudson Review, Massachusetts Review, TriQuarterly, Country Journal, Harrowsmith, and Gray’s Sporting Journal. He lives with his wife, Becky, in Franklin, West Virginia.