Brian of electronica

ENO

This ambient music pioneer collaborated with David Bowie on the "Berlin Trilogy" and was a founding member of Roxy Music.

This clue refers to Brian Eno, a pioneering musician and producer known for his work in ambient and electronic music. The first name "Brian" directly points to him, while "of electronica" hints at his influence in the genre. The answer is simply his last name, shortened to "ENO" to fit crossword style.