Nazar Khan received the B.Sc. degree in computer science from the Lahore University of Management Sciences, Pakistan, in 2003, the M.Sc. degree in computer science from the University of Saarland, Germany, in 2007, and the Ph.D. degree in computer science from the University of Central Florida, USA, in 2013. He is currently an Assistant Professor with the Department of Computer Science, University of the Punjab, Lahore, Pakistan. His current research interests include historical document processing, ellipse detection in scientific imaging, and facial bbreak expression synthesis.