In this first talk, we discuss generalities about intersection theory on the moduli space of stable curves, with particular emphasis on computational tools like Kontsevich model for psi intersections, Mirzakhani's recursion and Mumford formula for lambda classes.
Links:
[1] http://www.mpim-bonn.mpg.de/de/taxonomy/term/39
[2] http://www.mpim-bonn.mpg.de/de/node/4234
[3] http://www.mpim-bonn.mpg.de/de/grlearningseminar