Sahotra Sarkar is Professor of Integrative Biology and of Philosophy at the University of Texas at Austin. He is author of Genetics and Reductionism: A Primer (1998), Molecular Models of Life (2004), and Biodiversity and Environmental Philosophy (2005); 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 co-editor of the two-volume The Philosophy of Science: An Encyclopedia (2005).