Hava Tirosh-Samuelson (Arizona State University) is professor of history and project director of “Facing the Challenges of Transhumanism: Religion, Science and Technology.” She specializes in premodern Jewish intellectual history, Judaism and science, Judaism and ecology, and feminist philosophy. She holds a Ph.D. in Jewish philosophy and Kabbalah from the Hebrew University of Jerusalem (1978) and a B.A. from SUNY-Stony Brook (1974). Prior to joining ASU in 1999, she taught at Indiana University, Emory University, Columbia University, and Hebrew Union College (New York). In addition to articles and book chapters, she is the author of Between Worlds: The Life and Work of Rabbi David ben Judah Messer Leon (1991), Happiness in Premodern Judaism: Virtue, Knowledge and Well-Being in Pre-modern Judaism (2003) and Nature and Judaism (forthcoming). She is also the editor of Judaism and Ecology: Created World and Revealed World (2002), Women and Gender in Jewish Philosophy (2004), and most recently The Legacy of Hans Jonas: Judaism and the Phenomenon of Life (2008). She sits on the editorial board of the Journal of the American Academy of Religion and is on the academic advisory board of the Metanexus Institute.