The 457 is a great early retirement tool as it's tax deferred and you can withdraw without penalties as soon as you leave your job. So I'd fund the 457 first and then the 403b. If you also have a 401a you might be able to save over $50k tax deferred.
OCCUPY ER, <=>
"The needs of the many outweigh the needs of the few, or the one." - Spock
Retired Mar 2014 at age 52
Target AA: 70% equity funds / 28% TIAA-Traditional/ 2% cash
Target WR: 0.0%,
Income from pension, rent, and eventually SS