In 2006, in the midst of a global bull market, the last thing Fernanda de Lima wanted was to go back to Wall Street. After earning degrees in math and economics from University of São Paulo and an MBA from New York University, and logging long hours for a decade at Merrill Lynch and JPMorgan, Lima had had enough. She washed her hands of finance and, with her husband as CEO, was building a news site called InfoMoney. The pair was raising three young children at home. But in August of that year her father, Paulo Cesar de Lima, founder of São Paulo brokerage firm Gradual Investments, had a mas