In addition to Fortune's 40 Under 40 list, we're also keeping our eye on these 20 innovators, young guns from a wide range of industries and backgrounds.
|I work 4 jobs and I'm still struggling|
|"The Hobbit" dispute sparks lawsuit|
|Premarkets: Stocks' disappointing December continues|
|Don't fight it. Bitcoin has a bright future|
|Apple supplier draws scrutiny after worker deaths|