Michael Spatacco, director at Bancroft Capital, discusses how ESG investing -- for environmental, social and governmental factors taken into consideration -- is starting to gain a foothold in the closed-end funds with the opening of a new issue from Nuveen that he has been an adviser to. He expects the trend to continue, as the closed-end fund space more fully reflects the rest of the world, which has seen tremendous movement of monies into 'social investments.'