From May 4th to June 8th, Agustina Ledezma, a PhD student at UNSL, will be visiting Loria in Nancy to work with Mario Valencia-Pabon in the framework of a MathAmSud project directed by Flavia Bonomo and Mario Valencia-Pabon. Agustina will give a talk at the Malotec seminar entitled “Stable Kneser graphs are Hamiltonian”.