A bi-partisan group of 206 House members has signed a letter asking President Bush to expand the amount of federal funding available for stem cell research. And over the weekend, Nancy Reagan added her support. Join guest host, NPR's Joe Palca, to discuss the science, the politics and the controversy over stem cells.
*Professor of cellular and molecular medicine at the University of California, San Diego, School of Medicine
Rep. Christopher Shays (R-CT)
*One of 206 members of Congress who signed letter on April 28 asking President Bush to expand the current federal policy
Rep. Dave Weldon (R-FL)
*Opposes expanded federal funding for stem cell research