In the 1980's, Dr. Zasloff was Chief, Human Genetics Branch, National Institutes of Child Health and Human Development, at the National Institutes of Health. In 1988 Dr Zasloff founded Magainin Pharmaceuticals, Inc. a publicly traded biotechnology company. In the same year he joined the faculty of the University of Pennsylvania School of Medicine as the Charles E. H. Upham Professor of Pediatrics and Genetics, and assumed the position of Director of the Division of Human Genetics of the Children’s Hospital of Philadelphia. In July 1992 Dr. Zasloff left Penn and joined Magainin on a full time basis, and served as Executive Vice President and President of the Magainin Research Institute, a basic research division of the Company. From July 1996 through November 2000 Dr. Zasloff was Vice Chairman of the Board of Magainin Pharmaceuticals. In 2002, Dr. Zasloff was named Dean of Research and Translational Science at Georgetown, tasked with the integration of the basic science conducted at Georgetown with the clinical environment of the Medical Center. Since 2004, Dr. Zasloff has been actively engaged in studies of innate immunity within the Transplant Institute of the Department of Surgery.