Professor Doctor in the Department of Plant Protection - Faculty of Agriculture - Ain Shams University, specializing in pesticide chemistry and toxicity. Participating in teaching at the undergraduate and postgraduate levels (Master's and PhD). Participating in many conferences, seminars and scientific meetings, either by attending, presenting a research paper or as a member of their organizing committees. Many scientific research papers (more than 50) have been published in the field of pesticide analysis chemistry and toxicology at specialized scientific journals, and two patents have been obtained. Supervising a number of students related to the field of specialization for Master's and PhD degrees. Participating in the publication of some scientific books in the field of pesticide analysis chemistry.