sentences:  Between 1974 and 1977, Edelstein was a scholarship holder at the Centro de Investigaciones en Ciencia, Material, Arte y Tecnología (C.I.C.M.A.T – the former Instituto Di Tella), and between 1985 and 1986 he was one of the three young musicians selected to work at the Laboratorio de Investigación y Producción Musical (L.I.P.M.