 Rolf Gehlhaar

Rolf Rainer Gehlhaar (born 30 December 1943 in Breslau, died 7 July 2019), was an American composer, Professor in Experimental Music at Coventry University and researcher in assistive technology for music.Gehlhaar was the son of a German rocket scientist, who emigrated to the United States in 1953 to work at a rocket-development research centre in New Mexico (; ).