1. Director, Disease Monitoring and Telecommunications, WHO Collaborating Center, Department of Epidemiology 3512 Fifth Avenue, University of Pittsburgh Pittsburgh, PA 15261, USA
2. Graduate School of Public Health 3512 Fifth Avenue, University of Pittsburgh Pittsburgh, PA 15261, USA
3. Chairman of AAAS Board of Directors, and Department of Internal Medicine, Human Genetics and Public Health University of Michigan Medical School A510 MSRB I, Ann Arbor, MI 48109-0656, USA
4. Director, Library of Alexandria Shatby 21256, Alexandria, Egypt
5. Chief Internet Evangelist, Google/Regus 13800 Coppermine Road, Suite 384, Herndon, VA 20171, USA