Known as Bob Mould, he formed Hüsker Dü and Sugar. He was the guitarist, writer, and lead singer for both groups.
He attended Macalester College in Minneapolis-Saint Paul, which is where he formed Hüsker Dü.
He had two solo periods: one after Hüsker Dü broke up in 1988, and another beginning in 1996.
He was born to Willis F. Mould III and mother Sheila Murphy and has a sister, Susan, and a brother, Brian.
He and drummer Grant Hart were both in Hüsker Dü.