This dissertation explores the emergence and development of a South Korean Buddhist discourse supporting cloned human embryonic (hSCNT) stem cell research as a national and global project of religious cultivation which mobilized Korean Buddhists via a more participatory "Buddhist Bioethics" promoting the scientist Hwang Woo-suk (黃禹錫) and his controversial work. I begin with an analysis of the fears and fantasies surrounding the figure of the "human double" or Doppelganger and the "human clone" in the traditional American and Western European contexts where, I argue, the double/clone exhibits the characteristics of what Jacques Derrida dubs "the supplement" - that which is invented to supplement or extend the "original" human being but also ...