Donald Hornig Dies at 92

Former Brown University President Donald F. Hornig died on Monday, ABC reports. He was 92.

Hornig served as a scientific adviser to three U.S. Presidents — for Presidents Dwight Eisenhower and John F. Kennedy and then as special assistant to the president for science and technology for Lyndon B. Johnson.

He had worked on the Manhattan Project at Los Alamos Laboratory, which developed the atomic bomb during World War II.

He became Brown’s president in 1970 and stayed there until 1976. When he left Brown University, he joined Harvard University’s School of Public Health and became the founding director of its Interdisciplinary Programs in Health. He retired in 1990.

For the past years, Hornig suffered from Alzheimer’s disease.