Historical Consultant:

GEORGE BOUDREAU, PhD, senior research associate, McNeil Center for Early American Studies, University of Pennsylvania, Philadelphia

With thanks to Karie Diethorn and Dr. Emily Murphy, National Park Serivce

Education Consultant:

HEIDI JOHNSON, language acquisition and science education specialist, Bisbee, Arizona

Special thanks to the Random House team: Mallory Loehr, Jenna Lettice, Isidre Monés, Paula Sadler, Jason Zamajtuk, and especially to our beloved editor, Diane Landolf