From the inbox:
An annoying person who responds to hearing someone else's experience or problem by immediately telling a similar story about themselves with a much more fantastic (or terrible) outcome.
Person: I got to meet James Hetfield Bill Nordhaus before the concert conference and I got his autograph business cardOne Upper: Yeah, well my cousin colleague knows the head of security for Metallica the Yale Economics department, and he got us front row tickets to the show and then we went backstage into their cocktail party and we met the whole group department. Then they invited us back to their hotel room and we partied with them all night.
Person: I have a a dislocated knee got my paper rejected at JEEM.One Upper: Yeah, well last summer I broke my leg in four places and had to have a steel pin inserted. I also had to have surgery done on my knee to repair the torn ligaments. I was on crutches for almost two months I got a paper rejected at the AER, QJE and JPE. The editors told me I was aiming too high but I disagree.