Everyone is a possible expert, but the leader board shows the top "earners" of the title expert.
Quote from the link you linked:
The leader board recognises the top experts for the current week, and the top experts of all time. There's also a leader board for each topic, to recognise experts in specific fields.
Hello Insight users, As part of our (Mindville's) acquisition by Atlassian, our training team is looking to build some new Insight training materials. It would really helpful if you can ...
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