I find it much easier to find the subreddits for specific topics I'm interested in than to find the right people on Twitter for those topics. And it doesn't nee

I find it much easier to find the subreddits for specific topics I'm interested in than to find the right people on Twitter for those topics. And it doesn't need to be as narrow as "/r/StringTheory", /r/science or /r/Physics are fine too.