The film, Merchants of Doubt, was shown at film festivals in late 2014 and in March 2015 began showing in wider release. It documents how the tobacco playbook of peddling doubt about the deadly effects of cigarette smoking has been redeployed to sow doubts about the fact of climate changes underway, their causes, and solutions.<ref>http://www.nytimes.com/2015/03/06/movies/review-merchants-of-doubt-separating-science-from-spin.html</ref>
==Ties to Koch Operations==
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===Contact information===
Singer's current address for the Science and Environmental Policy Project is:<BR>
1600 S Eads St.<BR>
Suite 712-S<BR>
Arlington, VA 22202<BR>
Phone: 703-920-2744<BR>
Web: http://www.sepp.org/<br>
Here are some of SEPP's prior addresses, including space provided by [[Koch]]-connected enterprises:
2101 Wilson Boulevard, Suite 1003<BR>
Arlington, VA 22201<br>
(This is the same building address as the Charles G. Koch Charitable Foundation and an array of Koch-funded groups that operate out of offices in that building.)<br>
Prior to that address, SEPP was located at:<br>
4084 University Drive<br>
Fairfax, VA (near [[George Mason University]]) <br>
(This space was shared with other Koch-funded operations such as the [[Atlas Economic Research Foundation|Atlas]], the [[Institute for Humane Studies]], The [[Locke Institute]], and the [[Center for Market Processes]].
==Historical Information==