Joel Velasco, Ph.D., is an Associate Professor of Philosophy at Texas Tech University. He specializes in the philosophy of biology as well as more general philosophy of science and epistemology. In particular, he has worked on issues including biological taxonomy, phylogenetic inference, the use of probability in scientific reasoning, and the structure of evolutionary theory. His work has appeared in a number of places such as Philosophy of Science, the British Journal for the Philosophy of Science, Biology and Philosophy, and Systematic Biology. For more, check out