Various News Items

ICM 2026 starts today in Philadelphia; ICM 2030 will be in Glasgow I am now in Philadelphia after a two-day meeting in New York of the General Assembly of the IMU (International Mathematical Union). Among its many activities, the IMU organizes the ICM (International Congress of Mathematicians). ICM 2026 starts tomorrow later today (Thursday, July 23) here in Philadelphia, and it was just announced that ICM 2030 will take place in Glasgow. I will try to (slowly) blog about ICM 2026, continuing the tradition of my posts on ICM 2018 and ICM 2022. Yesterday there was an impressive reception event and I had the opportunity to reconnect briefly with man old friends. A lecture at Columbia University Yesterday I gave a lecture at Columbia University to a group of brilliant students, followed by a lively discussion. I spoke about some old problems and results in discrete geometry and reflected on how our understanding of them has evolved over the years. Two quantum items Here is a draft of my…