The primary authors of Under the Influence were Taylor Lincoln, research director for Public Citizen’s Congress Watch division, senior researchers Alexander Cohen and John O’Donnell, researcher Lara Chausow and research intern Marisa London. Laura MacCleery, director of Public Citizen’s Congress Watch division, formulated and guided the project. Public Citizen information technology consultant Jason Stele designed the project's Web site and Public Citizen Webmaster Benita Marcus offered essential assistance with graphics. The report would not have been possible without the generosity of the ARCA Foundation, which funded research for the following 10 states: Arizona, California, Connecticut, Illinois, Maryland, New Jersey, New York, North Carolina, Ohio and Pennsylvania. The Center for Responsive Politics provided the summary data that was the basis for many of the tables in this publication. The Center for Public Integrity shared data from its project on congressional travel.