Dr. Hans Clevers, Hubrecht Institute, Prinses Maxima Centrum voor kinderoncologie, The Netherlands, "Stem Cell-based Organoids in Human Disease." Hosted by Omer Yilmaz. The Biology Colloquium is a weekly seminar held throughout the academic year, featuring distinguished speakers in many areas of the biological sciences, from universities and institutions worldwide. More information on speakers, their affiliations, and titles of their talks will be added as available.  Contact: Linda Earle lkn@mit.edu