Bob Heil has died, according to the company he founded. He was 83. “Bob fought a valiant, year-long battle with cancer, and passed peacefully surrounded by his family,” Heil Sound posted on Facebook. ...

A groundbreaking audio engineer, he provided the large-scale systems that brought tours by the Who and the Grateful Dead to life. By Alex Williams Bob Heil’s career as a groundbreaking sound engineer ...

FAIRVIEW HEIGHTS, Ill. — The keen ear and technical know-how that put Bob Heil's name in the Rolodexes of rockers Pete Townshend, Joe Walsh and Peter Frampton have landed him in the Rock and Roll Hall ...

GRAND FORKS — Caleb Heil didn't center his weekend around following the NHL Draft. He traveled from his home in Victoria, Minn., to Duluth to watch his 14-year-old sister, Elin, play in a soccer ...