Jill Biden, the wife of U.S. Democratic presidential nominee Joe Biden, speaks during a drive-in style campaign rally on Oct. 13, 2020, in Houston, Texas, ahead of the Nov. 3 presidential election. (Kyodo) ==Kyodo

WASHINGTON - Jill Biden, the wife of Joe Biden, elected as the next U.S. president, has been a staunch partner in her husband's political and personal life, while determinedly holding onto her identity as an educator.