¿Quién fue Leonardo da Vinci?

Roberta Edwards has written several books for young readers, including a number in the “Who Was?” series. She lives in New York, New York.

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

True Kelley is the author and illustrator of more than 100 children’s books, including Who Was Pablo Picasso?, Who Was Abigail Adams?, and Hazel Nutt, Mad Scientist, winner of the Golden Duck Award for Best Children’s Illustrated Book. She lives in Warner, New Hampshire, with her husband, fellow writer Steven Lindblom.