Obituaries

Frank McClintock, professor emeritus, alumnus, dies at 90

Anne Mayes, former materials science professor, dies at 46'Fiercely dedicated to MIT students,' she established fellowship prior to leaving the Institute.

Donald Troxel, longtime EECS professor, dies at 76Taught MIT's 6.111 course for many years

Abraham Siegel, former Sloan dean, dies at 88Led the School of Management through a period of strategic growth

William Coady, former budget and finance manager, dies at 79

Richard L. Cartwright, emeritus professor of philosophy, dies at age 85A founding figure of philosophy at MIT, he was especially known for his influence on colleagues and students.

Austin Petzke, former manager of Building Services at MIT, dies at age 67A leader in operations at the Institute for more than 30 years, he considered his custodial staff the eyes and ears of the Institute.

MIT Sloan Professor Emeritus Eli Shapiro dies at 94The school’s first associate dean, he helped guide MIT Sloan in the years after its founding.

Omar Khalidi, longtime MIT research librarian, dies at age 57He worked at the MIT Libraries from 1983 until recently.

Aerospace engineer Joseph Gavin ‘41, SM ‘42 dies at 90Former president of Grumman Aircraft led Lunar Module development for NASA, aided in the rescue of Apollo 13

Harry P. Portnoy, former campus architect, dies at age 88

Robert J. Butler, former design research engineer at MIT, dies at 89An MIT engineer for 25 years, he helped design instruments for NASA’s Voyager spacecraft.

Retired MIT accountant Robert Noel Clark dies at 74He helped build many of MIT’s accounting systems during more than 35 years at the Institute.

Scientist-astronaut and former MIT professor William B. Lenoir dies at 71An MIT junior faculty member in the 1960s, he later flew on the space shuttle and became a NASA associate administrator.

Roger W. Sudbury, former executive officer at MIT Lincoln Laboratory, dies at age 72A leader in microwave solid-state electronics for radar, he worked at the Laboratory for 41 years and became a trusted adviser and mentor to many.

James Keck, professor emeritus of mechanical engineering, dies at 86Worked on the atomic bomb at Los Alamos

George J. Devlin Jr., an MIT power plant maintenance mechanic, dies at 50Had worked at the Cogeneration Plant for five years

Charles Freed, pioneer of laser technologies, dies at age 84A Russian prison camp survivor, he worked at Lincoln Lab for 32 years and designed and built many laser systems still in use today.

John Hynes, MIT administrator for 44 years, dies at age 66

Ain Sonin, professor emeritus of mechanical engineering, dies at age 72

Bill Mitchell, former dean of MIT's School of Architecture and Planning, dies at age 65He was an outspoken advocate for radically transforming infrastructure to create responsive sustainable cities, and played an instrumental role in transforming MIT's physical campus.

Memorial service for Michael Feld to be held June 16'Remembering Michael' to feature reflections on the late physicist's personal and professional life

Joshua Jahnke, recently completed graduate studies, dies at age 29Dying from pancreatic cancer, the U.S. Navy lieutenant was determined to earn his degree.

Art Smith, former dean and EECS professor, diesElectrical engineering professor made meaningful contributions to student life and learning