Jeffrey Bennett is an astrophysicist and educator who proposed the idea for and helped develop the Voyage Scale Model Solar System--the first science-oriented exhibit approved for permanent installation on the National Mall in Washington, DC. He is the lead author of bestselling college textbooks in four distinct disciplines: astronomy, mathematics, statistics, and astrobiology, as well as the critically acclaimed books for the general public Beyond UFOs and Math for Life. He is also the author of the three books in the Science Adventures with Max the Dog series and The Wizard Who Saved the World. He lives in Boulder, Colorado. Alan Okamoto is a children's book illustrator and a space artist who has done commissioned work for the Air Force, numerous aerospace corporations, and college textbooks. He lives in Lodi, California.