The controversy over primate research is not going away any time soon, due to the paradox of primate research — the more similarities between monkeys and humans that are discovered, the more researchers will argue those similarities make it valid to use monkeys in research on human diseases. Primate advocates will continue to ask: How like us need they be before primate research is considered to be unethical?
(Amy M. Kerwin of Madison worked at the Harlow Center for Biological Psychology from 1999 to 2004.)