Interviewing Holly Arntzen, a folk singer and songwriter of political and social protest songs.

Evolution and the future of the human race are among topics in Carl Sagan's and Ann Druyan's book, "Shadows of Forgotten Ancestors: A Search for Who We Are." Included is an excerpt of the astronomer Harlow Shapley speaking at the beginning. Carl Sagan also reads an excerpt from the book at the end.

Discussing the film "Silkwood" a movie about Karen Silkwood and the circumstances surrounding her death with movie producer Buzz Hirsch.

Aileen and Eugene Smith discuss their photographic essay book, "'Minamata', Words and Photographs," documenting the mercury poisoning of residents and their legal battles with the polluting company Chisso.

Otto Friedrich discusses his "Time" magazine piece, his writing, and American history. Songs "Yankee Doodle Dandy," "Free America" by Joseph Warren, a German song, an 18th century Boston Tea Party song, and an 18th-century British soldier song have been removed for copyright restrictions.

Author Vic Banks discusses his travels as a travel photographer and his recent excursion in the UNESCO World Heritage site the Pantanal which is the world’s largest wetland. Banks, highlights troubles facing the wetland including poaching, land development encroachment and mining.

Discussing the relocation act of 1974 with three Navajo Elders, Theodore Bendoney, Tom Bendoney and Mary Rosa Bendoney. The land they live on now is Mother Earth to them. Ten to 15,000 Navajos must move because the government wants to strip mine the oil, gas, coal and uranium that's underneath the land.

Interviewing with the Hardin family while Studs was in Newburgh, Indiana.

Discussing the road to Louisville Kentucky with Nan Hardin.

"I must reorganize the environment of man by which then greater numbers of men can prosper." - Buckminster Fuller in 1965, as told to Studs Terkel