MPhil, PhD from Aligarh Muslim University is Associate Professor of Mathematics at University of Dar es Salaam, Tanzania. Before joining the University of Dar es Salaam, he has worked at University of Dodoma, Tanzania and AKTU (erstwhile UPTU) Uttar Pradesh, India. He has a teaching experience of more than 18 years. An author of more than four dozen research papers in international journals in the area of ';Fixed Point Theory', he has also supervised several MSc and PhD students in Fixed Point Theory and Mathematical Modelling. He has, till date, 12 books for undergraduate and postgraduate students to his name.