Mr. Fawad Ahmad successfully defended his MS thesis today at the Department of Mathematics, University of Peshawar. His external examiner was Dr. Muhammad Shehzad, Department of Mathematics, Hazara University. The tital of his thesis is, ''Numerical simulation flow around staggered arrangement of square cylinders using Lattice Boltzmann method''. He completed his MS research under the supervision of Dr. Tahir Saeed Khan.