Who will have the most impact on the banking, fintech and payments world in 2026? American Banker's reporters and editors compiled this alphabetical list of the 26 people we expect to make a difference — positive or negative — for bankers in the coming year. Processing Content John AllisonChairman and CEO, Home BancSharesHome BancShares in Conway, Arkansas, has returned to the bank merger-and-acquisition arena, and from all appearances John Allison, the company's longtime chairman and CEO, couldn't be mo ...