Breslau found that interpersonal traumas, not just combat or natural disasters, can cause post-traumatic stress disorder.

Cohn was a leader in gene regulation and immune system research and left a lasting legacy in La Jolla.

The 90-year-old marine biologist won a Nobel Prize in Chemistry for his isolation of green fluorescent protein.

Steitz determined the atomic structure of the ribosome, work for which he won the 2009 Nobel Prize in chemistry.

Revered as a humanitarian and scientist, Kerr was also blamed for the introduction of aggressive Africanized bees to the Americas.

An accomplished infectious disease scientist, Meyers spent the 1960s treating and studying the condition in central Africa.

He established the San Diego Zoo’s cryopreserved Frozen Zoo.

The 51-year-old University of Cape Town researcher had been suffering from depression, and his death has prompted reflection on being a black academic in South Africa.

A vice president of Rockefeller University for more than 20 years, Nichols also advised the White House, the NIH, and other groups.