Leonardo Da Vinci

Kathleen Krull garnered starred reviews and awards for her many books. The Children's Book Guild of Washington, DC, honored her with its Nonfiction Award for her body of work that "has contributed significantly to the quality of nonfiction for children." She lived in San Diego, California. Learn more about her online at www.kathleenkrull.com.

Tavia Gilbert is a producer, narrator, writer, and stage and film actor. A six-time Audie nominee and multiple Earphones and Parents' Choice Award winner, she has narrated more than 350 multi-cast and single-voice audiobooks.