User blog comment:Cyan Wind/Featured User of January: New frontier/@comment-76.116.116.13-20141119011120/@comment-24196726-20141119020250

My current list so far:

https://www.khanacademy.org/profile/Andrewmo/discussion

https://www.khanacademy.org/profile/JustKeith/discussion

https://www.khanacademy.org/profile/ChuckTowle/discussion

https://www.khanacademy.org/profile/InHo/discussion.

https://www.khanacademy.org/profile/jdsutton/discussion

https://www.khanacademy.org/profile/CarlBiologist/discussion

https://www.khanacademy.org/profile/pamela/discussion

https://www.khanacademy.org/profile/peterwcollingridge/discussion

https://www.khanacademy.org/profile/Christi/discussion

Those can be grabbed directly from the answers leaderboard. Some others:

https://www.khanacademy.org/profile/abc

https://www.khanacademy.org/profile/E.McLaughlin

https://www.khanacademy.org/profile/sal

https://www.khanacademy.org/profile/eater

https://www.khanacademy.org/profile/kitthirasaki

https://www.khanacademy.org/profile/matt/

https://www.khanacademy.org/profile/britcruise

https://www.khanacademy.org/profile/alpert/discussion