Plenary Speakers

Boris Zilber (University of Oxford, England)

Stevo Todorcevic (University of Toronto, Canada and CNRS Paris, France)

Lev Beklemishev (Steklov Mathematical Institute, Moscow, Russia)

Verónica Becher (University of Buenos Aires, Argentina)

Oswaldo Chateubriand (Pontificia Universidade Católica de Rio de Janeiro, Brasil)

Peter Jipsen (Chapman University, USA)