Welcome to my website! I write nonfiction books for young readers, on topics ranging from Albert Einstein to George Washington, from global warming to sea monsters. On this site you can learn more about my books and me and get information about author visits.

Recently Published:

"Colorfully illustrated…well-researched and clearly presented information on the topic makes this a valuable addition to American history collections for young people…"—Booklist (starred review)

"A revealing portrait of the father of our country as a slave owner…A thoughtful new insight into an iconic American life."—Kirkus Reviews

Click here for more information on Master George’s People, including a behind-the-scenes look at the making of the book, interviews with Marfé, and a teacher’s guide keyed to the Common Core State Standards.