Gleb Gusev is Lead Researcher in the Theory Group at Yandex, which he joined in 2011. Alongside doing research at Yandex, Gleb works at Moscow Institute of Physics and Technology where he is Assistant Professor. He graduated from the Faculty of Mechanics and Mathematics of Moscow State University and the Independent University of Moscow. He has a PhD degree in physics and mathematics specialising in geometry and topology from Moscow State University, where he studied under Professor Sabir Gusein-Zade. His research interests include computer science (machine learning, web mining and search, mechanisms of crowdsourcing) and mathematics (topological invariants and Newton polyhedra).