David R. Cheriton School of Computer Science, University of Waterloo – Canada

Its Computer Science program was ranked among the top 25 in the world in 2015 by QS. The Cheriton School is part of Waterloo's highly regarded and unique Faculty of Mathematics, which also placed in the top 20 in the 2015 QS rankings With those credentials, it is little wonder that the Faculty has more than 7,500 graduate and undergraduate students. The unit's unique blend of computer scientists, mathematicians and statisticians comprise 250 full-time professors. Its researchers lead the scientific community with the depth of their work and the wide spectrum of computer science, mathematics and statistics topics covered. They span the range from theoretical foundations to the immediately practical in all areas.