Prof. Ignacio Grossmann is visiting the Chemical & Biomolecular Engineering Department. Prof. Grossmann is Doctor Honoris Causa in the University of Cantabria and Rudolph R. and Florence Dean University Professor of Chemical Engineering at Carnegie Mellon University (USA). During his stay at UC, he delivered two seminars, organized by AQUIQÁN. The seminar “Mixed-integer programming models for planning and scheduling for Enterprise-wide optimization”, took place on May 23rd, 2019. The second one, entitled “Optimization of process systems under uncertainty”, took place on May 24th, 2019.