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Harry Day came to Indiana University in 1940 as a chemistry professor and remained at Bloomington for the rest of his career. Day tells the story of the discovery of Crest toothpaste. He also talks about the changes that have taken place at the University since the nineteen forties, the development of the chemistry department, the effects of national events, like the Civil Rights Movement, on Indiana University, and the different Indiana University presidents and their legacies.

Stanley Hagstrom, professor of chemistry and computer science, was born on November 30, 1930 in Lincoln Nebraska. He discusses his time as a student at Iowa State University, his tenure as a chemistry and computer science professor, and a research scientist for Lockheed Research Labs in Palo Alto. He also discusses the difficulties of academic marriages, his wife's career, and retirement.