http://www.pbs.org/wgbh/nova/body/stem-cells-politics.html Dickey-Wicker http://www.pbs.org/wgbh/nova/body/stem-cells-politics.html http://www.pbs.org/wgbh/nova/body/stem-cells-politics.html http://www.pbs.org/wgbh/nova/body/stem-cells-politics.html bans on government funding Dickey-Wicker The Politics of Stem Cells