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.

Doctor Ernest Bates, originally from Peekskill, New York, graduated from Johns Hopkins and the University of Rochester School of Medicine and founded American Shared Hospital Services, a company that leases medical equipment to hospitals across the United States. He has served on the Board of Trustees of the Johns Hopkins University, the Board of Visitors of the Johns Hopkins Medical Center, and on the Johns Hopkins Neurosurgery Advisory Board. In this oral history, Bates discusses his experiences at Hopkins as the first African-American student in the School of Arts and Sciences in 1954, the difficulties of segregation off campus, and his subsequent activities as a trustee with Hopkins. This oral history is part of the Mame Warren oral histories series.

Marjorie Lewisohn was born in 1918 in Manhattan. She graduated from the University of Michigan in 1940 and went on to complete her degree in medicine at Johns Hopkins University in 1943. In her early career, she spent time treating tuberculosis at Bellevue Hospital. By the 1950s, Dr. Lewisohn had gone into private practice while still maintaining staff physician positions at both Lenox Hill Hospital and Doctor's Hospital as well as a clinical professorship at the New York Hospital- Cornell University Medical Center. She rekindled her connection with Johns Hopkins in 1972, when she began her 18-year tenure as a trustee of Johns Hopkins University. She was the first female trustee of the university. In this history, Lewisohn recounts her experiences as a woman at the Hopkins Medical School in the early 1940s. This oral history is a part of the Mame Warren oral histories series.

Neil Grauer, born in 1947, is a journalist and editorial cartoonist who grew up in Great Neck, New York. Grauer received his B.A. from Johns Hopkins University in 1969 and a masters degree in journalism from Northwestern University in 1970. Grauer was a reporter and cartoonist for the Baltimore News- American from 1970 until 1980, after which he served as the public affairs officer in the Consumer Protection Division of the Maryland Attorney General's Office. In 1984, he published Wits and Sages which profiles twelve contemporary newspaper columnists. In 1988 his Drugs and the Law appeared as part of the Encyclopedia of Psychoactive Drugs. In this oral history, Grauer discusses his student days at Hopkins in the 1960s, including the political unrest of the time, his activities with the student body, and his work cartooning for the News-Letter. This oral history is part of the Mame Warren oral histories series. Due to a technical error with one of the audio cassettes, Grauer's oral history is only partially transcribed, with approximately one-fifth of the content missing from the transcript. The audio file contains the full recording.

Robert Scott attended Johns Hopkins University, where he lettered on the 1950 National Championship Lacrosse Team and was chosen as an Honorable Mention All-American midfielder in 1952. Scott went on to join the Army. Scott was best known for his coaching career at Hopkins, which began when he returned from the military. He coached seven National Championship teams and was subsequently inducted into the National Lacrosse Hall of Fame for his coaching abilities. In this interview, Scott talks about Hopkins lacrosse and his undergraduate years. This oral history is part of the Mame Warren oral histories series.