Professor of Psychiatry, Institute of Psychiatry, Faculty of Medicine Ain Shams University.
Director of the World Psychiatric Association (WPA) Collaborating Centre in Research and Training in Psychiatry
Founder of the Psychiatry unit, Faculty of Medicine, Misr University for Science and Technology, 6th of October City and visiting Professor of Psychiatry to Psychology Department Faculty of Arts, Cairo University.
Secretary General and Member of the scientific committee for the evaluation of the scientific research presented for the promotion to the positions of assistant professor and professor in the field of psychiatry in Egypt
President of the Egyptian Alzheimer Society
From 2008-2014 he was an Executive Committee member World Psychiatric Association (WPA) and Secretary for Scientific Meetings World Psychiatric Association and Chairperson of the WPA Operational Committee on Scientific Meetings.
Tarek Okasha is the recipient of the WPA Presidential Commendation and WPA Honorary Fellow
He is an Executive Committee member of the Egyptian Psychiatric Association, an Executive Committee member of the Egyptian Society of Biological Psychiatry, Founding Member & Executive Committee Member of the Egyptian Society of Child and Adolescent Psychiatry and Founding Member & President of the Egyptian Alzheimer Society.
Okasha is Member and honorary member of many international associations and organizations as well as Associate Editor of the Egyptian Journal of Psychiatry and Associate Editor Middle East Current Psychiatry Journal. He is Member of the Editorial Board of the International Journal of Child Neuropsychiatry, Member of the editorial board of the British Journal of Psychiatry (Middle East Edition), Member of the Editorial board of Archives of General Psychiatry (Middle East Edition), Member of the Editorial board of the International Journal of Developmental Disabilities, member of the editorial board of World Psychiatry Journal, member of the editorial board of World Psychiatry Journal (Arabic Version) and member of the editorial board of Biological Psychiatry.
He has Published more than 65 papers in national and international journals contributed in 14 national and international books and supervised more than 70 masters degree and doctorate degree thesis.