Where do they come from? How are they used? ... How can they be *ethically* used? Vita Clamantis presents... *STEM CELLS, EMBRYOS, AND ETHICS: A CONTINUING CONTROVERSY* Professor William B. Hurlbut of Stanford University, a former member of the President's Council on Bioethics and the world's leading expert on altered nuclear transfer, weighs in on the stem cell debate. Saturday, May 14th 4:00 PM Rocky 001