David Ewing Duncan’s next book, due out May 10, is The Geneticist Who Played Hoops with my DNA... and other masterminds from the frontiers of biotech (William Morrow/Harper-Collins, May, 2005). Go to www.davidewingduncan.com.

• May 2005: Interview with Craig Venter
  He wants to be the Robin Hood of science. And he might just be, as long as poor people become more interested in genomes than money.
• July 2003: Interview with Kari Stefansson, M.D.
  Iceland’s second-most famous person is a geneticist, a neurologist, and a scion of Viking marauders.