Sidney Altman
Sidney Altman, Sterling professor of Molecular, Cellular and Developmental Biology (MCDB) at Yale who won the Nobel Prize in Chemistry in 1989 for discovering the catalytic properties of RNA, died on April 5 in Rockleigh, New Jersey, after a long illness. He was 82.
Altman shared the 1989 Nobel Prize in Chemistry with Professor Thomas Cech of the University of Colorado at Boulder. The two worked independently, but their research reached the same conclusion.

Israel Zelitch
Dr. Israel Zelitch Adjunct Professor in MCDB passed away on March 23, 2023 at the age of 98. Dr. Zelitch was a scientist at The Connecticut Agricultural Experiment Station in New Haven for many years after leaving MCDB.

Mary Helen Goldsmith
Mary Helen Goldsmith, a plant physiologist and longtime professor who helped create an undergraduate major in environmental studies at Yale, led the Marsh Botanical Garden for 16 years, and was Master (now Head of College) of Silliman College from 1987 to 1994, died at Whitney Center in Hamden, Connecticut on Oct. 2. She was 91.
She was professor emerita of molecular, cellular, and developmental biology and of forestry and environmental studies.
