Alex Williams

He was a disillusioned Vietnam veteran looking for purpose when he joined a revolutionary group known as the Symbionese Liberation Army.

A small band of urban guerrillas, they hoped to topple the “ruling class” using guns and bombs. Instead, their efforts brought death and ruin.

Bill Draper began funding start-ups in the early 1960s, when the Santa Clara Valley was better known for apricot orchards than microchips. He has died at 98.

As the voice of Naked Eyes, he became a familiar presence on MTV in the 1980s, when the band’s hits helped define the era.

Weary of the heartthrob label after his 1996 hit “Barely Breathing,” he pivoted to musical theater and won two Tonys for composing “Spring Awakening.”

A phenom in his 20s, he became the poster child for Zombie Formalism before abandoning the gallery frenzy for Montauk.

He abandoned a job teaching college English in the 1960s to become a pioneer of the instrument, playing onstage with Herbie Hancock’s jazz band.

Known as Monoman for his love of vintage LPs, he kept the punkish torch burning by leading Lyres, a Boston group that became an institution.

With the Chantels, a groundbreaking female vocal group, she tugged heartstrings with the indelible hit and paved the way for a wave of “girl groups.”

Tossing verbal grenades back and forth with Roxanne Shanté, she helped establish a lasting hip-hop truism: Bad blood is good business.