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.
|Math nerds are taking over Wall Street|
|The jobs report, GDP and Fed will set tone for stocks this week|
|Scandal-ridden food processor issues recall|
|BuzzFeed fires viral politics editor for plagiarizing|
|Smart people buy generic brands|