Gregory Ball was a professor in the Department of Psychological and Brain Sciences at Johns Hopkins University and also served as Vice Dean for Science and Research Infrastructure in the Krieger School of Arts and Sciences. He played a major role in the creation of the neuroscience undergraduate major in the 1990s. In 2014, he was appointed Dean of the College of Behavioral and Social Sciences (BSOS) at the University of Maryland, College Park. In this interview, Ball discusses the history of the department of Psychological and Brain Sciences and its relationship to other parts of the university. This oral history is part of the Hopkins Retrospective oral histories series.

Richard J. Johns was born in Pendleton, Oregon. He received his B.S. in 1947 from the University of Oregon and his M.D. in 1948 from the Johns Hopkins University School of Medicine. After serving in the U.S. Army Medical Corps, he returned to Johns Hopkins, where he spent the rest of his career. At Johns Hopkins, he first held positions as instructor, assistant professor, and associate professor in the department of medicine. In 1966, he was appointed the first professor and chairman of the new sub-department of biomedical engineering. In 1970, when biomedical engineering was established as a full department in the university, Johns was named its director and served in that capacity until his retirement in 1991. In this oral history, Johns discusses his history with Johns Hopkins and the School of Medicine and the Department of Biomedical Engineering as well as the general history of both facets of Hopkins. This oral history is part of the Mame Warren oral histories series.

Howard Dintzis and Renee Dintzis were both longtime faculty members in the Johns Hopkins School of Medicine Department of Biophysics and Biophysical Chemistry. The husband and wife scientists first met in graduate school at Harvard. Prior to coming to Hopkins, their work brought them to Yale University, Cambridge University, the California Institute of Technology, and the Massachusetts Institute of Technology. In this oral history, Howard and Renee Dintzis discuss their life's work as scientists and some of their notable colleagues and students, including Francis Crick. Renee Dintzis also discusses balancing motherhood with her scientific career and the experience of being a woman in a male-dominated field. This oral history is part of the Hopkins Retrospective oral histories series.