John Black Haberlen has served as the Director of the Georgia State University School of Music since 1996.
Haberlan has a Bachelor of Science and Master of Music degrees from Pennsylvania State University.
Haberlen has participated as a jury member and auditor in major choral festivals worldwide, including the St. Petersburg Choral Festival, the World Choir in Cardiff, Wales; Marktoberdorf, Germany; Riva del Garda, Italy; Budapest, Hungary; Denmark and Sydney, Australia.
He has been honored by his selection as a jury member of two World Choral Olympics (Linz, Austria and Busan, Korea).
He has published two books, two essays, nine articles and more than 50 choral editions, and he has guest conducted festival choruses in over 35 states.