Thinking of a bank run—when a mass sector of a bank’s depositors withdraw money in a short period of time—an image springs to mind. Seemingly unending lines of worried civilians encircling a bank teller in the 1930’s clamoring to recoup their entrusted funds as financial panic grips the nation. But modern bank runs look different, happen much faster and are largely unpredictable, according to Jennie Ebihara ’24, who analyzed new problems created by digital bank runs in her senior thesis paper. Ebihara maintains that current models theorizing the growth and speed of bank runs do not really address the problems…