Here at Stranger Than Fiction we’ve scoured the Twitterverse to bring you those people and institutions driving the best doc-related conversations happening in 140 characters or less. Please note: we’ve left off feeds that promote a specific film; and the data on numbers of followers is approximate, collected in recent weeks. Please click “Read more” below to take a look at our top 100 documentary twitter accounts. Be sure to join our Twitterthon on Thursday, May 10 at 9pm at #SundanceNOW.