Yasir Ahmed, a graduate student of the University of Rochester and member of the Orr Lab, is presenting the last EEB seminar for the semester entitled, “Genetics and Evolution of Interspecific Assortative Fertilization in Drosophila,” on Friday, December 7.  Yasir received his B.S. and M.S. in Biology from the University of Iowa studying the evolution of reproductive incompatibilities in the virilis group of Drosophila in Bryant McAllister’s lab.