Weary of the heartthrob label after his 1996 hit “Barely Breathing,” he pivoted to musical theater and won two Tonys for composing “Spring Awakening.” Singer-songwriter and Broadway composer Duncan Sheik has died, according to a post on his Instagram account. Key points and original sources are listed below.

• Weary of the heartthrob label after his 1996 hit “Barely Breathing,” he pivoted to musical theater and won two Tonys for composing “Spring Awakening.”S1

• Singer-songwriter and Broadway composer Duncan Sheik has died, according to a post on his Instagram account.S2

• The musician was best known for his 1996 single “Barely Breathing” and his Tony-winning work on Broadway’s Spring AwakeningS3