Fourth Arolla Conference on Algebraic Topology

   This is the fourth in a series of conferences held in the small alpine village of Arolla, Switzerland. The previous conferences took place in 1999, 2004 and 2008. Traditionally, these conferences gather around 80 mathematicians, from PhD students to senior experts, and cover a wide range of topics in algebraic topology. The forthcoming conference will feature the invited speakers listed above, as well as 12 contributed talks.