Boris HasselblattBoris Hasselblatt is a professor at Tufts University, USA. He received his PhD from California Institute of Technology in 1989. He is a co-author of several books in the field of smooth dynamical systems, notably Introduction to the Modern Theory of ynamical Systems. He is also (co-)editor of several large volumes, Handbook of Dynamical Systems, 1A and 1B, and The Collected Works of Anatole Katok, Volumes 1 and 2. He is Fellow and the Secretary of the American Mathematical Society. Read More Read Less