Assistant Professor, Department of Genetics, Faculty of Agriculture, Ain Shams University (Egypt)
Assistant Professor, Virology Unit, Department of Agricultural Microbiology, Faculty of Agriculture, Ain Shams University (Egypt)
Professor and Chair, Department of Microbiology and Immunology, Faculty of Pharmacy, Cairo University (Egypt)
Executive Editor Middle East, Nature Publishing Group Cairo, EGYPT
Head, Scientific Activities Section Center for Special Studies & Programs (CSSP) Library of Alexandria
Principal Attorney, and Intellectual Property Rights Expert, Bibliotheca Alexandrina (Egypt)
Assistant Researcher, Technical Office, Bibliotheca Alexandrina (Egypt)
TWAS Vice-President for the Arab Region; Senator in the Upper House of Jordan�s Parliament; and Senior Advisor, Arab Open University-AOU (Jordan)
Professor of Forensic Medicine and Clinical Toxicology, Faculty of Medicine, Alexandria University and Chairman of Medical Ethics Committee- Faculty of Medicine, Alexandria University (Egypt)