Texas Tech University, College of Education

Anne & John Daves Professor of Education, Florida State University

Professor, Ecology & Evolution, Program in Science Education, Stony Brook University

Emeritus Professor University of Nebraska-Lincoln

Professor of Science Education at UNIFESP and USP, Fellow Royal Society of

Professor of Science Education, Kent State University

University of Bergen (NO), University of Minnesota

Biology Department, Spelman College

Associate Professor of Biology, Syracuse University

San Diego State University