Mace holds an undergraduate degree in ecology, evolutionary biology, and animal behavior from Princeton University and a doctorate in the same fields from the University of California at San Diego. His scientific research in animal behavior has focused on a variety of species, from field crickets to the plains zebra, and has given him extensive experience in the conservation issues of grasslands in both North America and Africa.
Prior to joining the Conservancy, Mace worked for the Nebraska Game and Parks Commission as Assistant Administrator for the Wildlife Division. Mace also serves as an Adjunct Associate Professor for the School of Natural Resources at the University of Nebraska, Lincoln.
His wife is a 4th-generation native of Omaha and they, along with their three kids, have lived in the beautiful state of Nebraska for the last 18 years. He never passes on an opportunity to explore nature around the globe, especially if he can see new birds.