Carol E. ClelandCarol E. Cleland is Professor of Philosophy at the University of Colorado Boulder, where she is also Director of the Center for the Study of Origins and a Co-Investigator at the Center for Astrobiology. She teaches advanced interdisciplinary courses n the philosophy of science, including graduate seminars on central issues in astrobiology. She publishes papers in major science and philosophy journals, and is co-editor of the anthology The Nature of Life (Cambridge, 2010). Read More Read Less