Especially in the research space, I really recommend Twitter. In Software Engineering many really interesting researchers and practitioners tend to share their experiences there. In my experience it's a great way to virtually meet others who you would probably otherwise never encounter.
Heard of "Scrum"? Follow Jeff Sutherland (https://twitter.com/jeffsutherland). Like Conway's Law? Follow Melvin Conway (https://twitter.com/conways_law).