Wiki tells us this about Rune:
Rune Gustafsson was born in 1933 in Gothenburg. He moved to Stockholm in the 1950s to work with Putte Wickman (Swedisk Jazz Kings, EP, 1957) and Arne Domnérus Radio band and Radio Jazz Group. His first published works were Young Guitar (Metronome, MLP 15 072, 1961) with Arne Domnérus, Jan Johansson, Jimmy Woode, Bjarne Nerem, Börje Fredriksson and Jan Allan.. Rune at the Top was published in 1969 and included the Norwegian drummer Jon Christensen. He played in the Arne Domnérus duo (Dialog, 1972) and his various orchestras, with Jan Johansson, Georg Riedel, Cornelis Vreeswijk. Rune Gustafsson Himself Plays Gilbert O'Sullivan (1973), Killing Me Softly (1973) and Move (1977), was recorded with Egil Johansen, who was one of Gustafsson's most popular jazz partners. On a Clear Day (Sonet, SLP 2581, 1976) includedRed Mitchell and Duke Ellington's drummer Ed Thigpen. He played with Zoot Sims on two recordings: The Sweetest Sounds and In a Sentimental Mood, the latter was Sims last album. Rune Gustafsson died in 2012 in Stockholm after short illness.