Inside Apollo's shift to soften its culture from kids' storytime to a new MBA summer program

  Welcome to Wall Street Insider, where we take you behind the scenes of the finance team's biggest scoops and deep dives from the past week.  If you aren't yet a subscriber to Wall Street Insider, you can sign up here. For Wall Street banks, this earnings season told a tale of diverging fortunes: big wins on the trading floor, and mounting worries about the health of the consumer — and the overall economy.  Top execs across Wall Street sounded the alarm on a tough economic...