1. Impact Life Blood Services Medical Affairs, Emeritus Chief Medical Officer Tipton IA USA
2. American Red Cross Scientific Affairs, Vice President Rockville MD USA
3. American Red Cross Scientific Affairs, Executive Director Rockville MD USA
4. Memorial Blood Centers A Division of New York Blood Centers, Physician Services, VP and Medical Director St. Paul MN USA
5. Association for the Advancement of Blood and Biotherapies Regulatory Affairs, Director Bethesda MD USA
6. Baylor College of Medicine, Professor of Medicine Molecular Virology & Epidemiology Houston TX USA
7. Infectious Diseases Consultant North Potomac MD USA