Hassan A. Yasser received his B.Sc. and M.Sc. from the college of science, Baghdad University, Baghdad, Iraq in 1989 and 1995, respectively. He received his Ph.D. from the college of science, Basrah University, Basrah, Iraq in 2005. His current research interests include digital image processing, mathematical physics, and optical communication. He is currently a professor of mathematical physics and fiber communication at college of science, Thi-Qar University, Iraq. He has been working as a lecturer in the departments of physics, mathematics, and computers for more than 23 years. He has supervised a large number of graduate students and written a large number of scientific researches and books.