Theory and applications of total positivity July 24 to July 28, 2023 American Institute of Mathematics, Pasadena, CA Organizers: Shaun Fallat, Dominique Guillot, and Apoorva Khare Description: This workshop, sponsored by AIM and the NSF, will be devoted to the strong connections and major trends of the classical notion of total positivity across the subjects of analysis, matrix theory, combinatorics, and related applied fields. Deadline: March 15, 2023 Details: http://aimath.org/workshops/upcoming/totalpos