Sahotra Sarkar is Professor of Integrative Biology, Geography and the Environment, and Philosophy at the University of Texas at Austin. He is the author of Genetics and Reductionism: A Primer (1998), Biodiversity and Environmental Philosophy (2005), Molecular Models of Life (2005), Doubting Darwin? Creationist Designs on Evolution (2007); co-author of Systematic Conservation Planning (2007); editor of several books, including The Philosophy and History of Molecular Biology (1996), the six-volume Science and the Philosophy in the Twentieth Century: Basic Works of Logical Empiricism (1996), and the two-volume The Philosophy of Science: An Encyclopedia (2006).

Anya Plutynski is Associate Professor of Philosophy at the University of Utah. She specializes in the history and philosophy of science.