[In the fourth RI-TV free-to-air interview special recorded at ESG USA 2011, Rob Lake, Director of Strategic Development for the United Nations-backed Principles for Responsible Investment (PRI), says there is still a certain amount of uncertainty and skepticism in the US about SRI, as well as misunderstanding about the relationship between fiduciary duty and responsible investing. The interview...was recorded during Responsible Investor’s ESG USA conference, New York, 13 December 2011.]