If someone does something nice for you, pay them back by paying it forward! Listen to the show to find out how it relates to distance running. Listener email and audio clips are also in this edition of the Running in the Center of the Universe podcast.

http://www.runnersworld.com/general-interest/grad-student-researching-intersection-social-media-marathoning

Music by Garageband, U.S. Marine Band, and the late Derek Miller's Penmachine.

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