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Contemporary Commentators

Richard (l.) and Harold (r.) Bradley, 1948 Add To Scrapbook

Richard (l.) and Harold (r.) Bradley, 1948

Richard Bradley

Episode(s): 6

Richard Bradley is the son of Harold Bradley, a president of the Sierra Club who in the 1950s became an advocate for stopping construction of two dams in the Echo Park section of Dinosaur National Monument in Colorado. As a boy, the elder Bradley had known John Muir, who often visited the family in San Francisco. Like his father and his brothers, Richard Bradley was active in the grassroots efforts to stop the Echo Park dams. A physics professor at Cornell at the time, Richard showed films about the dam project to Sierra Club head David Brower and to groups in the Northeast.

Kenneth Brower Add To Scrapbook

Kenneth Brower

Kenneth Brower

Episode(s): 5, 6

Kenneth Brower, the son of prominent environmentalist David Brower, is an author who has written broadly on environmental issues, as well as The Starship and the Canoe, a dual biography of physicist Freeman Dyson and his son George Dyson.

Bill Brown Add To Scrapbook

Bill Brown

Bill Brown

Episode(s): 3, 6

Bill Brown began his career in the National Park Service as a technical editor and went on to play an important role in planning for Yukon-Charley Rivers National Preserve during the historic expansion of national park lands in Alaska in 1980. He also worked on the National Petroleum Reserve.

He is the author of Islands of Hope: Parks and Recreation in Environmental Crisis and Denali: Symbol of the Alaskan Wild.

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William Cronon on the Intimacy and Immensity of Time (00:52)

  • William Cronon on the Intimacy and Immensity of Time
  • William Cronon on the Parks, Nature and History
  • William Cronon on His Life-Changing Experiences in the Parks

William Cronon

Episode(s): 1, 2, 3, 4, 5, 6

William Cronon is, in 2009, the Frederick Jackson Turner Professor of History, Geography, and Environmental Studies at the University of Wisconsin, Madison. He is the author of a number of books including Changes in the Land: Indians, Colonists, and the Ecology of New England, which was awarded the Francis Parkman Prize of the Society of American Historians, and Nature's Metropolis: Chicago and the Great West, which was nominated for a Pulitzer Prize for History.

He served as president of the American Society for Environmental History and is the general editor of the Weyerhaeuser Environmental Books Series for the University of Washington Press.

Cronon earned his B.A. from the University of Wisconsin, Madison, his M.A., M.Phil., and Ph.D. from Yale, and a D.Phil. from Oxford University

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Dayton Duncan on the Human Connection to Nature (00:57)

  • Dayton Duncan on the Human Connection to Nature
  • Dayton Duncan on the "Park Idea"

Dayton Duncan

Episode(s): 1, 2, 3, 4, 5, 6
Associated Park(s): Acadia, Biscayne, Denali, Everglades, Grand Canyon, Great Smoky Mountains, Kenai Fjords, Mesa Verde, Yellowstone, Yosemite

Dayton Duncan is an award-winning writer and documentary filmmaker.

He is the author of nine books. Out West: A Journey through Lewis & Clark's America chronicles his retracing of the Lewis and Clark trail; it was a Book-of-the-Month Club alternate selection and finalist for the Western Writers of America's Spur Award. Grass Roots: One Year in the Life of the New Hampshire Presidential Primary is a unique look at presidential politics through the experiences of grassroots volunteers. Miles from Nowhere: In Search of the American Frontier examines the current conditions, history, and people of the most sparsely settled counties in the United States. Lewis & Clark: The Journey of the Corps of Discovery, published in November 1997; Mark Twain, published in November 2001; and Horatio's Drive: America's First Road Trip, 2003, are companion books to documentary films he wrote and produced. His most recent work is Scenes of Visionary Enchantment: Reflections on Lewis & Clark, a collection of essays released in conjunction with the Lewis and Clark bicentennial.

Read Dayton's complete biography.

Bev Dunham Add To Scrapbook

Bev Dunham

Bev Dunham

Episode(s): 6
Associated Park(s): Kenai Fjords

Bev Dunham, the founding publisher of Seward, Alaska's weekly newspaper, the Phoenix Log, was initially opposed to the creation of Kenai National Monument near her town. Like most of the residents of Seward, she feared that the establishment of the park would be harmful to the local economy. Her views, along with those of the town's City Council, would later change when tourism at the national park boosted the town's economy.

Old Faithful, Yellowstone National Park

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View with fog in valley and peaks lighted by sunset, winter; Yosemite National Park

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Untold Stories

Untold Stories

Discover the "hidden" stories of the national parks that explore the role of minorities in the creation and protection of the parks.

National Park Service rangers

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You own 391 national parks. Come for a visit and take away the experience of a lifetime. Help the National Park Service make America's Best Idea even better!

Bank of America Evelyn & Walter Haas, Jr Fund Corporation for Public Broadcasting The Arthur Vining Davis Foundations Park Foundation

National Park Foundation The Peter Jay Sharp Foundation The Pew Charitable TrustsGM


Florentine Films and WETA


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