Already, innovative companies like Google, Nike, and IDEO have a strong questioning culture, as do some nonprofit innovators such as The Acumen Fund.

FORBES: Are You Part Of The 'Ask' Movement?

Acumen Fund has been doing its part to expand it by creating the Acumen Fund Fellows program in which they have supported 44 Fellows from 19 Countries.

FORBES: Student Innovators Save the World: Part 1

Both the Acumen Fund and CDFIs have a social, rather than a profit-maximizing mission, long time horizons for the investment, and are built on an environment of management and peer support.

FORBES: Lending For The Greater Good

Joel and two other business-minded do-gooders portrayed in the film were some of the fellows sent overseas for 10 months by the Acumen Fund, a non-profit venture fund aimed at tackling poverty.

FORBES: Capitalist Do-Gooders Vs. Poverty - Warts And All

Mailman suggests that novice investors check out the Acumen Fund, a non-profit venture fund that invests in innovative leaders and social enterprises throughout the developing world, and TONIIC, a network of investors, entrepreneurs, funds and thought-leaders working to provide early-stage funding for global social enterprises.

FORBES: Philanthropy, Now Yielding Financial Returns

Investment from venture capital and private equity sources is growing quickly, led by relative newcomers like Bridges Ventures in Britain and Root Capital and Acumen Fund in the U.S. Triodos Bank, ICICI Bank, Deutsche Bank, Citibank and J.

FORBES: Magazine Article

"It's one of the world's great models of social entrepreneurship--and an example of using a just-in-time approach to delivering affordable, quality health services, " says Jacqueline Novogratz, founder and chief executive of the not-for-profit Acumen Fund.

FORBES: Companies, People, Ideas

The doyen of patient capital, Acumen Fund, celebrates its tenth anniversary this year.

FORBES: World Bank Vet Seeks $60 Million To Back Entrepreneurs

What should we expect from the private equity and hedge fund professionals who earn large sums of money from their investment acumen?

FORBES: Making the Case for Wall Street