Researchers have found that pinning a reminder of forum rules to the top of posts in r/science had a significant impact on increasing new users’ contributions to discussions, and on decreasing the amount of abusive or off-topic comments in the threads.

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Researchers have found that pinning a reminder of forum rules to the top of posts in r/science had a significant impact on increasing new users’ contributions to discussions, and on decreasing the amount of abusive or off-topic comments in the threads.