B GueninB. Guenin is Professor in the Department of Combinatorics and Optimization at the University of Waterloo. He received a Fulkerson Prize awarded jointly by the Mathematical Programming Society and the American Mathematical Society in 2003. He is also he recipient of a Premier's Research Award in 2001 from the Government of Ontario, Canada. Guenin currently serves on the editorial board of the SIAM Journal on Discrete Mathematics. Read More Read Less