According to a recent study, the average Twitter user has 208 followers. The average Kardashian has 10.9 million. While the first family of reality television may have a stranglehold on social media, that doesn’t mean that every Twitter feed is littered with self-promoting shout-outs, annoying humblebrags and uninteresting selfies. Not even amongst Twitter’s youngest users. From prodigies to philanthropists, here are 20 Inspiring People Under 20 to Follow on Twitter.