A structural engineering pioneer and innovator who has changed tall building design for more than 30 years, Robert Halvorson is ENR Midwest's 2020 Legacy Award winner.

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.