In lots of companies, on-the-job training is greeted with a deep, guttural groan. It’s a mandatory evil, a long series of tasks that take people away from their core work for little benefit. Given that Slack’s mission is to make people’s working lives more productive, these traditional models don’t cut it for them. Their learning and development focus is on training to help people do their best work, not be a distraction from it.
https://slackhq.com/how-we-approach-professional-learning-at-slack-b822283268cd#.a8qq0gnu9