Abstract The Harold Kalberg collection consists of an audiocassette and transcript of an oral history interview conducted between Kalberg and Gary Pearson during the autumn of 1986. In the interview, Kalberg, a high school science teacher in Ortonville, Minnesota from 1931 through 1972, discussed the areas of change and continuity that occurred during his career. Kalberg believed that teachers were no longer scrutinized by community members and that students cared less about learning then when he...