From affordable housing to money transfers for immigrants — a $1 billion impact investor explains how she makes money while making the world a better place

Rekha Unnithan leads Nuveen's impact investing team which oversees nearly $1 billion in assets. Unnithan says her investments include affordable housing, microfinance, and investing in technology to lower the cost of remittance for migrant populations. She says the biggest misconception about impact investing is that it means giving up returns.