David Schwartzman is Professor Emeritus in the Department of Biology at Howard University. He is the author of Life, Temperature and the Earth: The Self-Organizing Biosphere (Columbia University Press). He obtained a PhD in Geochemistry from Brown University (in 1971).
Peter Schwartzman is Associate Professor (and Chair) in the Department of Environmental Studies at Knox College. He received a BS in Physics from Harvey Mudd College, a MS in Science & Technology Studies at Virginia Tech, and a PhD in Environmental Sciences at the University of Virginia (in 1997).
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