Here you can see the people who have earned the most Launchpad karma while working on Ubuntu on EC2. (What is karma?)

Overall

Person Project Karma Total Karma
Robert C Jennings 100 5393
Dan Watkins 51 9319
Jose L. VG 34 6446
Scott Moser 12 15314
Ross Vandegrift 8 33
Mathew Hodson 5 3493
Raymond Pirouz 4 4
Ivan Marcak 4 7
Joern Heissler 3 11
Ben Howard 1 100

By category

Person Answer Tracker Karma Total Karma
Raymond Pirouz 4 4
Person Bazaar Branches Karma Total Karma
Robert C Jennings 100 5393
Dan Watkins 51 9319
Jose L. VG 34 6446
Scott Moser 12 15314
Person Bug Management Karma Total Karma
Ross Vandegrift 8 33
Mathew Hodson 5 3493
Ivan Marcak 4 7
Joern Heissler 3 11
Ben Howard 1 100