"He may also see this as an opportunity to enhance the reputation of BlackRock and the overall image of Wall Street-type firms at a time when Wall Street is under withering fire from all quarters." While some pension funds, union plans and activist investors such as Carl Icahn and Nelson Peltz have a reputation for expressing their views on governance-related topics ranging from climate change to company strategy, managers of mutual funds typically avoid such strategies. A May 2011 study by the American Federation of State, County and Municipal Employees, a public workers' union, and Fund Votes, an independent research website, showed that mutual funds supported 80 percent of management proposals in 2010, compared with 84 percent during the prior year.