Jenny Simpson, 25, Colorado Springs, CO

Born August 23, 1986
Jennifer Barringer before her October 2010 marriage
World Champion 1500m, Daegu 2011, 4:05.40; just the second American to win the world title since Mary Decker (Helsinki 1983)
2008 Olympian in steeplechase
Set collegiate 3000m indoor record (8:42.03) at 2009 NCAA Championships while at the University of Colorado
Also, set NCAA indoor record in the mile (4:25.91) and 5000m (15:01.70) earlier in the year
Collegiate outdoor record holder in the 1500m (3:59.90), 3000m steeplechase (9:12.50) and 5000m (15:05.25)
U.S. 3000m steeplechase record holder (9:12.50) set at 2009 World Championships in Berlin, Germany
U.S. leader in 3000m and 3000m steeplechase in 2009; #2 in 1500m and 5000m
Third American woman in history to run under 4:00 in the 1500m with a 3:59.09 at the 2009 Prefontaine Classic
Finished athletic eligibility at Colorado rather than turning pro after her Olympic success
Sponsored by New Balance
Injured most of 2010
4:28.60 mile at 2011 New Balance Games for the win
2011 USA Indoor Champion at 1500 and 3000 - 4:34.96 and 9:02.20
2011 USA Outdoor runner-up at 1500, 4:05.66; 2011 World Championships qualifier
Winner, 2011 Fifth Avenue Mile, 4:22.3
Coached by Juli Henner Benson, 1996 Olympian 1500m
PRs: 1500 - 3:59.09; 3000m - 8:42.03; 3000m steeplechase - 9:12.50 (U.S. record) and 5000m - 15:01.70 (indoors)