# Prof. Gavin Kilduff's research on rivalries is featured

1 February 26, 2012 Boston Globe ![Boston Globe logo](/sites/default/files/styles/246w/public/assets/images/con_030922.jpg?itok=mRV2WGZx)>

Excerpt from [The Boston Globe](http://articles.boston.com/2012-02-26/ideas/31094280_1_enemy-rivals-birds) -- "When runners raced against one or more rivals, \[[Kilduff](http://www.stern.nyu.edu/faculty/bio/gavin-kilduff)\] found, they sped up — increasing their average speed by five seconds per kilometer. They got a clear performance benefit."

[Read more](http://articles.boston.com/2012-02-26/ideas/31094280_1_enemy-rivals-birds)