Double bassist Paul Erhard and pianist Alejandro Cremaschi are presenting a unique recital of tango-inspired music in northern Michigan this week.All of the music on their recital was composed by Luis Jorge González (1936-2016), an Argentine-born American composer who was a friend and colleague of Erhard's and Cremaschi's for many years.All three served on the music faculty of the University of Colorado, Boulder.Erhard and Cremaschi visited IPR's Studio A to give a preview of some of the music they'll be presenting on this week's recitals and to discuss González's musical and personal legacy.Music performed in Studio ALuis Jorge González, Wanderer's SongsLuis Jorge González, Chacona Tangante (theme and variations 1-3)