Seminars and Talks 10:15 - 11:15, December 4, 2020 (Friday) broadcast in Room 515, Cosmology Bldg., NTU, Online seminar Stokes Matrices, Surfaces, and Points on Spheres 9:00 - 10:00, December 4, 2020 (Friday) broadcast in Room 515, Cosmology Bldg., NTU, Online seminar On the Four-dimensional Minimal Model Program for Singularities and Families in Positive Characteristic