Montserrat Corbera is a coorganizer of the special session “Mecánica Celeste y Sistemas Hamiltonianos”  in the “V Encuentro Conjunto de la Real Sociedad Matemática Española (RSME) y la Sociedad Matemática Mexicana (SMM)” held virtually on 14-18th June in Guanajuato, Mexico. The conference includes 10 plenary talks and 24 special sessions. Each special sessions consist of six prerecorded talks that can be viewed through a Youtube channel and an in vivo talk that followed by a discussion session