Ralf Eisenbeiß was born in 1952 in Zeulenroda. After his secondary school examination he studied pedagogy, German philology and musical education. He received his PhD in 1979 at the Pedagogical University of Zwickau. From 1978 to 1981, he studied choir and orchestra conducting at the Franz Liszt Conservatory in Weimar.

Ralf Eisenbeiß was working as the director of the choral department at the Pedagogical University in Zwickau and appointed professor for choir conducting and choral singing in 1987. He was conductor of the renowned Pedagogical University Zwickau Choir. With his choir he performed a wide repertoire of compositions for a cappella choirs and with orchestra, too. Under his direction the choir won numerous prizes at national and international choir competitions.

Ralf Eisenbeiß was lecturer at the central seminar for choral conductors in Berlin and organized numerous workshops himself. He often appears as guest conductor at home and abroad. Since almost 30 years he works as artistic director of INTERKULTUR. Ralf Eisenbeiß is founder of the Int. Robert Schumann Choir Competition in Zwickau and one of the founders of the World Choir Games. Since 1992 he was responsible for more than 150 international competitions of INTERKULTUR in Germany, Italy, Korea, Indonesia, China, Austria, Spain, USA and other countries. Ralf Eisenbeiß is very often invited as a juror in national and other international choir competitions all over the world.

Johan Rooze studied Piano and Conducting at the Utrecht Conservatory, the Netherlands. Later he went to the U.S. to specialize in Jazz Piano, Singing and Arranging.

He was founder and 23 years Musical Director of the Utrecht University Vocal Group “Dekoor”. They won many prices such as The Dutch Choir Festival, The International Vocal Group Festival and the “Idols for choir” TV show, “Korenslag” 2007 in the Netherlands. He was Conductor of the Utrecht Student Symphonic Choir and Orchestra. With these choirs he toured all over the world. Johan Rooze founded the “Dudok-Ensemble”, an outstanding Project Choir, conducted the monthly Bach Cantatas in Utrecht and was guest conductor with the National Radio Choir.

Furthermore he was Professor for Vocal Jazz, Conducting and Arranging at the Conservatories of Rotterdam and Alkmaar, a member of the board of Musical Advisors for the Dutch Royal Christian Music Association and Artistic Director for the International Choir Festival, Netherlands 2005.

In 2008 he moved to South Korea and teaches Choral Music and Jazz Piano at the Yeongnam University. He is musical director of a new Jazz Choir (Yaenoeul Jazz Singers) and in 2010 he founded the professional Daegu Students Choir. He is a frequent guest conductor with other choirs. Besides his choral work he is very active as a Jazz Pianist and Arranger. He works as Artistic Director for INTERKULTUR and is a frequently asked adjudicator, speaker and workshop-leader internationally.

- in memoriam -

Christian Ljunggren was born in 1942. He studied music at the Royal Academy of Music in Stockholm as well as musicology and theology at the University of Uppsala. For many years he worked at the Music Department of the Swedish National Broadcasting Company, and was responsible for the presentation and programming regarding music.

He was the conductor of the Adolf Fredrik Madrigal Choir since their foundation (1965 and 1974). He was the first President of the Swedish Choral Directors Association (1986 – 1998) and President of KÖRSAM, the joint committee of the Swedish choral organisations (1997 – 2004). From 1997-1999  he worked for the of IFCM, the International Federation for Choral Music, as the Secretary General from 1997-1999 and as a liaison officer (until 2005).

He was one of the Artistic Directors of INTERKULTUR and the Artistic Director of the World Choir Games. Due to his engagement as a clinician for seminars and workshops around the world and having built up the INTERKULTUR series of seminars in China the Swede gained growing recognition since 2003.

Christian Ljunggren has written numerous articles in Swedish and international magazines and was also a keen arranger of choral music.

Fred Sjöberg, born 1953, is an educated singer and choral conductor at the Royal Academy of Music in Stockholm and Örebro. Among others he has studied with Prof. Solwig Grippe, Prof. Eric Ericson and Prof. Helmuth Rilling. He has been the first conductor to conduct the three major international youth choirs as World Youth Choir (1991 and 2005), World Chamber Choir (1993) and European Youth Choir (1999).

When the Swedish organization for young choirs “UngiKör” started he was elected as their first president. In 2000 he was appointed as the “Conductor of the Year” in Sweden by SCDA (Swedish Choral Directors Association) appointed with the Johannes Norrby Medallion for outstanding and 2001 service and development to the Swedish Choral Life. From 1997 to 2004 he was the Music Director and conductor of the project “Notes for Millions”.

From 2000 to 2004 he was also Music Director of the Swedish Choral Centre as well as Artistic Director for Lund International Choral Festival from 2005 to 2006. Since 2009 he is Music Director of Swedish International Choral Centre in Örebro. Fred Sjöberg has been Vice President of Europa Cantat as well as President of the Music Commission of Europa Cantat and has also been Vice President of IFCM.

He is Council Member of INTERKULTUR and also on the Artistic Directorium of INTERKULTUR.

From 2015 he is General Artistic Director of INTERKULTUR.

Romāns Vanags is a graduate of Emils Darzins' specialized music college and of the Department of Choir and Orchestra Conducting of Jazeps Vitols' Latvian State Conservatory in Riga. He has received a diploma in choir conducting and in music pedagogy and additionally studied orchestra conducting.

In 2003, Vanags received the master's degree in music. His professional work is focused on conducting and pedagogy. He served as the Chief Conductor of the teachers' choir "Vanema" for a long time and since 1990 as the principal Conductor of the Latvian University female choir "Minjona". Furthermore he was Chief Conductor and Artistic Director of Jāzeps Mediņš Music School boys` choir and worked with the Jazeps Medins Music College Symphonic Orchestra. From 1987 thru 1994, Vanags was employed at the Latvian Music Academy in Riga as professor of choir conducting and as the conductor of the academy choir. From 2005 to 2012 Vanags was the head of the Conducting Department.

Vanags has been appointed as one of the chief conductors of the All Latvian Song Celebration and the Youth Song Festival. Since 2004, Vanags is the chairman of the Latvian National Commission for UNESCO on the Latvian Song and Dance Festival, and since 2008, he is also a member of the World Choir Council. In 2008 Romāns Vanags received the highest civil decoration in Latvia – the Three Star Order. Romāns Vanags was a member of the artistic committee of the 8th World Choir Games in Riga and belongs since 2014 to the Artistic Board of INTERKULTUR.