Richard Rockefeller of the United States Advisory Board of Doctors Without Borders from 1989 until 2010, and served on the board of Rockefeller University in New York City until 2006. In the last few years of his life, Rockefeller was working to establish better worldwide methods of treatment for individuals suffering from post-traumatic stress disorder. Rockefeller was the founder and former chairman of Hour Exchange Portland, a service credit barter in Portland and throughout the state of Maine. He also served as chairman of the board of Maine Coast Heritage Trust from 2000 to 2006. Rockefeller served as president of the Rockefeller
Rockefeller Center approval of the complex's status, the commission wrote, "Rockefeller Center ranks among the grandest architectural projects ever undertaken in the United States". The buildings became a National Historic Landmark two years later. The United States Department of the Interior wrote in its report that the center was "one of the most successful urban planning projects in the history of American architecture". Columbia University was not making enough money from Rockefeller Center leases by the 1970s, since a series of negotiations with Rockefeller Center Inc. (now Rockefeller Group) had effectively reduced the annual lease payment to $11 million. The university's funds