The most extreme March Madness upsets are happening more often. Why?
No 15 and No 16 seeds are winning in the NCAA tournament more than ever before and by some distance. Is it a statistical anomaly or the outcome of a broader trend?Upsets have always been a defining element of March Madness and this year has been no different. The 2023 tournament had barely tipped off when No 13 seed Furman, the smallest school in the field by enrolment making their first appearance in 43 years, sent fourth-seeded Virginia packing. By the end of opening weekend, half of the four No 1 seeds were already out. But none of this is terribly unusual in an event where fans have come to expect the unexpected.What is unusual is the teams who are...