Prof. Hespanha received the 2006 George S. Axelby Outstanding Paper Award for the paper "Uniform stability of switched linear systems: extensions of LaSalle's Invariance Principle." IEEE Trans. on Automat.~Contr., 49(4):470--482, Apr. 2004. This prize is awarded annually by the IEEE Control Systems Society to recognize outstanding papers published in the IEEE Transactions on Automatic Control.