Known as far back as the mid-1960s for a radical notion that the architect of the future would be a manager of many disciplines—among them engineering, psychology, politics, economics, ecology, art and technology— the industry pioneer died May 2 from complications from COVID-19 and congestive heart failure.

Modernist architect Henry N. Cobb, a founding partner of Pei, Cobb, Freed & Partners, known to friends as Harry, died March 2, 2020, one month before he would have turned 94.

Srinivasa “Hal” Iyengar, an eminent structural engineer known for innovative solutions for difficult projects, such as the Guggenheim Bilbao Museum in Spain, died July 4 in Fort Myers, Fla., after a battle with Parkinson’s and heart disease. He was 85 years old.

Wind engineering pioneer Jon A. Peterka died May 21 in Fort Collins, Colo. He was five days shy of his 78^th birthday.

I. M. Pei, the Chinese-born American architect who designed iconic landmarks around the world, died this week in New York City at the age of 102.