Jason Stirman is part of a select group of early Web 2.0 builders in Silicon Valley. He was there at the beginning of Twitter, jumped to with Ev Williams to Obvious Corp and then Medium and is now working on a passion of his – mindfulness for athletes. His new app, Lucid, launches in the…

via Ex-Twitter and Medium exec Jason Stirman launches Lucid, a mental training app for athletes — TechCrunch