He teaches at the University of Arts – Faculty of Music in Belgrade since 1976 (full-time professor of composition since 1992). He held seminars and lectures in children music creativity (Grožnjan 1979, 1980 with Milan Mihajlović), composition (Conservatory Eiresia, Athens 1996, Guildhall School of Music and Drama, London 2000, Summer School Sombor 2009) and electronic music (WUS project, FMU Belgrade 2004). Erić has been the member of juries for international competition "Premio Valentino Bucchi" (Rome), 1990, International Jeunesses Musicales Competition (1986 and 2007) as well as a selector of the festivals Music in Serbia (1987) and International Review of Composers (1994). He was Vice-Dean (Faculty of Music 1992–1998) and Vice-Rector (University of Arts 2000–2004). He is presently Head of Department of Composition (since 2007), member of the Executive Board of Serbian music copyright agency SOKOJ (since 2000) and artistic director of Belgrade Music Festival BEMUS (since 2011).