Artificial intelligence is being used by human resource departments to assist in understanding how employees feel about their work, The Wall Street Journal reports. AI does a better job than humans at gauging worker emotion and satisfaction through the language used in surveys, according to the research. At First Horizon National, a bank in Memphis, a team of six human resource personnel would work for three months to understand the bank's 3,500 employee surveys.

Managers would then spend another five months adjusting policy in accordance with the data. AI gave the company almost instant results.