The University of Wisconsin-Milwaukee created the School of Freshwater Sciences, the only graduate program of its kind in the country.

FORBES: The Capital of Water

Intriguingly, the voucher debate has pitched civil-rights-era black leaders and teachers' unions, who oppose the idea, against supporters ranging from the conservative governor of Florida, Jeb Bush, to the leftist head of the Milwaukee school board, John Gardner, a labour organiser who once led a campaign to support Cesar Chavez, the founder of the migrant farm-workers' union.

ECONOMIST: Sorting out school choice

The study was done by communications professor Elaine Wong of the University of Wisconsin-Milwaukee and two business school colleagues.

FORBES: Does the Shape of Your Face Predict Your Success as a Leader?