Planet Science: Who Discovered America

Silvia Gonzales

Herself - GeoArchaeologist Liverpool John Moores University

Terry Jones

Himself - Associate Professor of Anthropology, California Polytechnic State University

Jon Erlandson

Himself - Director, University of Oregon Museum of Natural and Cultural History

J.M. Adovasio

Himself - PhD, Director, Mercyhurst Archaeological Institute

Micheal B. Collins

Himself - Director, Texas Archaeological Resarch Laboratory

Dennis Stanford

Himself - Curator for Archaeology, Smithsonian Institution

Pegi Jodry

Herself - PhD. Adjunct Scientist, Smithsonian Institution

Doug Owsley

Himself - PhD. Curator for Physical Anthropology, Smithsonian Institution