John A. Adam is professor of mathematics at Old Dominion University. He is the coauthor of Guesstimation: Solving the World's Problems on the Back of a Cocktail Napkin and the author of Mathematics in Nature (both Princeton).

John A. Adam is professor of mathematics at Old Dominion University. He is the coauthor of Guesstimation: Solving the World's Problems on the Back of a Cocktail Napkin and the author of Mathematics in Nature (both Princeton). Less