NPR News Check Out 'Time' Magazine's '140 Best Twitter Feeds' By Mark Memmott Published March 28, 2011 at 8:30 AM MDT Facebook Twitter LinkedIn Email Time says it knows "the 140 Twitter feeds that are shaping the conversation." They include NPR's Andy Carvin. You can vote on which belongs. Copyright 2020 NPR. To see more, visit https://www.npr.org.