Personal Bests| Event | Result | Venue | Date |
|---|
| 800m | 2:08.01 | Waltham, MA (USA) | 22.05.2010 | | 1500m | 4:11.70 | West Chester, PA (USA) | 09.06.2012 | | 1500m ind. | 4:22.41 | Boston, MA (USA) | 25.02.2006 | | Mile | 4:32.11 | Walnut, CA (USA) | 20.04.2012 | | Mile ind. | 4:39.35 | New York, NY (USA) | 03.03.2012 | | 3000m | 8:52.43 | New York, NY (USA) | 01.06.2012 | | 3000m ind. | 9:02.50 | Boston, MA (USA) | 28.02.2009 | | 2 Miles ind. | 9:53.02 | Boston, MA (USA) | 04.02.2012 | | 5000m | 15:36.45 | Palo Alto, CA (USA) | 28.04.2013 | | 3000mSC | 9:40.63 | Alexander Stadium, Birmingham (GBR) | 10.07.2011 | | 5 km Road | 16:05 | Boston, MA (USA) | 14.04.2013 | | 5 Miles Road | 26:49 | New York, NY (USA) | 05.11.2010 | | 10 km Road | 33:36 | Boston, MA (USA) | 08.10.2012 | | 15 km Road | 50:50 | New York, NY (USA) | 15.12.2012 | | 20 km Road | 1:11:00 | New Haven, CT (USA) | 02.09.2013 | | Half Marathon | 1:15:05 | East Hampton, NY (USA) | 28.09.2013 | | Marathon | 2:53:40 | New York, NY (USA) | 03.11.2013 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2010 | 2:08.01 | Waltham, MA (USA) | 22.05.2010 |
| Year | Result | Venue | Date |
|---|
| 2004 | 4:27.33 | New Haven, CT (USA) | 15.05.2004 | | 2005 | 4:21.95 | Princeton, NJ (USA) | 14.05.2005 | | 2006 | 4:26.62 | Watford (GBR) | 29.07.2006 | | 2007 | 4:27.05 | Swarthmore, PA (USA) | 14.05.2007 | | 2008 | 4:17.91 | Hillsdale, MI (USA) | 07.06.2008 | | 2009 | 4:12.78 | Brasschaat (BEL) | 26.07.2009 | | 2010 | 4:19.39 | Burnaby (CAN) | 05.07.2010 | | 2011 | 4:16.08 | Heusden-Zolder (BEL) | 16.07.2011 | | 2012 | 4:11.70 | West Chester, PA (USA) | 09.06.2012 |
| Year | Result | Venue | Date |
|---|
| 2007 | 4:40.77 | Philadelphia, PA (USA) | 28.04.2007 | | 2012 | 4:32.11 | Walnut, CA (USA) | 20.04.2012 |
| Year | Result | Venue | Date |
|---|
| 2009 | 9:18.35 | Solihull (GBR) | 18.07.2009 | | 2012 | 8:52.43 | New York, NY (USA) | 01.06.2012 | | 2013 | 9:20.01 | New York, NY (USA) | 11.06.2013 |
| Year | Result | Venue | Date |
|---|
| 2005 | 16:17.65 | Palo Alto, CA (USA) | 25.03.2005 | | 2006 | 16:20.87 | Palo Alto, CA (USA) | 31.03.2006 | | 2007 | 16:09.33 | Palo Alto, CA (USA) | 30.03.2007 | | 2009 | 16:14.21 | Icahn Stadium, New York, NY (USA) | 30.05.2009 | | 2010 | 15:40.00 | Walnut, CA (USA) | 16.04.2010 | | 2013 | 15:36.45 | Palo Alto, CA (USA) | 28.04.2013 |
| Year | Result | Venue | Date |
|---|
| 2002 | 10:51.25 | Princeton, NJ (USA) | 17.05.2002 | | 2003 | 10:37.79 | New Haven, CT (USA) | 04.05.2003 | | 2004 | 10:18.52 | Gainesville, FL (USA) | 29.05.2004 | | 2005 | 10:06.88 | Princeton, NJ (USA) | 09.04.2005 | | 2006 | 9:59.48 | Nashville, TN (USA) | 03.06.2006 | | 2007 | 10:07.72 | Princeton, NJ (USA) | 20.04.2007 | | 2008 | 9:41.68 | Mangueirão, Belém (BRA) | 25.05.2008 | | 2009 | 9:48.36 | Stadio Olimpico, Roma (ITA) | 10.07.2009 | | 2010 | 9:59.18 | Liège (BEL) | 13.07.2010 | | 2011 | 9:40.63 | Alexander Stadium, Birmingham (GBR) | 10.07.2011 | | 2012 | 9:43.28 | Palo Alto, CA (USA) | 29.04.2012 |
No progression. No progression. | Year | Result | Venue | Date |
|---|
| 2010 | 26:49 | New York, NY (USA) | 05.11.2010 |
| Year | Result | Venue | Date |
|---|
| 2010 | 33:38 | New York, NY (USA) | 12.06.2010 | | 2012 | 33:36 | Boston, MA (USA) | 08.10.2012 | | 2014 | 34:03 | New York, NY (USA) | 14.06.2014 |
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