Shirley Wright is an assistant professor of biology at the University of Dayton in Ohio, where she studies fertilization and early development in a variety of model organisms. She was one of the keynote speakers at the Stem Cell Symposium at the University of Dayton in March 1999. She earned a Ph.D. in anatomy from the University of Iowa in 1987. Address: Department of Biology, University of Dayton, 300 College Park Ave., Dayton, OH 45469-2320. Internet: wrights@neelix.udayton.edu.