Jonathan D. BallouDr Jon Ballou is Population Manager and Research Scientist at the Smithsonian Institution's National Zoological Park in Washington, DC, USA and for 2003–2006 was Head of its Department of Conservation Biology. He is also an adjunct member of the Facuty of the University of Maryland. His research has focused on the genetic and demographic problems confronted by small populations, especially of threatened species. He is recognized as a leader in developing the theoretical basis for the genetic management of small populations and in developing population management tools (software, applied theory) that are widely and internationally used by wildlife and zoo managers. Read More Read Less