Alan Jacobi, 67, Self-Taught Engineer Who Revolutionized Stagecraft

A self-taught engineer, AJ virtually created the rigging industry out of a background in theatre lighting. When he began, in the early 1980s, technicians still hung their own lights, but in the era of extravagant musicals, rock concerts and spectaculars AJ saw an opportunity within the gravity-defying ambitions of designers and directors. – The Guardian