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.

He was born in Pineda de Mar (Barcelona) and he began his singing studies at the Conservatori del Liceu with Cecilia Fontdevila and Enriqueta Tarrés, where he graduated with top grades and received an honourable mention. He has been awarded in several singing competitions, like the International Competition XVI for singers Francesco Cilea of Reggio di Calabria and the Young Musicians Festival VI in Catalonia. He has been awarded by the Jaume Aragall Foundation with a scholarship. He has also attended to master classes given by Montserrat Caballé and other opera singers. His repertoire includes operas like La Bohème, La Traviata, Tosca and many others; lieder and zarzuela, as well as oratorios and cantatas. He has performed in theatres around Europe and Central America, including the Palau de la Música Catalana and the Gran Teatre del Liceu.

He is a pupil of maestro Salvador Brotons at the Escola Superior de Música de Catalunya. In 1998 he started giving singing lessons at the music academy Centre Musical Can Salom, where he became director in 2002. He is the director of Cor i Orquestra Simfònica Harmonia and the artistic director of the Temporada Lírica Ciutat de Calella.

- 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.

Nicol Matt, one of Germany's few new generation conductors, studied Lutheran church music, conducting, vocal coaching, score playing, piano and singing at the music academies of Stuttgart, Trossingen and Strasbourg.

He is the founder and conductor of the Chamber Choir of Europe and was the conductor of the Amadeus Choir. Almost one hundred CDs with recordings of highly demanding vocal, orchestral and instrumental works document his sophistication as an artist. Worldwide sales of over eight million CDs testify to the demand for his highly-regarded and awarded interpretations.

He regularly receives invitations to perform at established concert series such as the Rheingau Music Festival, the SWR Festival, the MDR Musical Summer in Germany, and in many other countries.

As producer Nicol Matt developed and initiated many new projects for the international TV- and music industry, to support choirs and a cappella singing worldwide.

Nicol Matt has active partnerships with contemporary composers from Germany, England and the USA – including Morten Lauridsen, Bob Chilcott, John Rutter, Ola Gjeilo, Hans Schanderl and Frank Zabel.

As lecturer and judge he is regularly invited to international choir competitions, festivals and universities, to teach during workshops and master-classes for conductors and singers around the globe.

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. He studied also symphonic orchestra conducting. In 2003, Romāns Vanags received the professional master's degree in music.

His professional work is focused on conducting and pedagogy. He has been the Chief Conductor of the teachers' choir "Vanema" from 1984 – 2004 and since 1990, he has been the principal Conductor of the Latvian University Female Choir "Minjona". Since 1987, he has been Chief Conductor and Artistic Director of Jāzeps Mediņš Music School Boys` Choir and has worked with the Jāzeps Mediņš Music College Symphonic Orchestra from 1990 – 1993. Since 1987 Romāns Vanags was employed at the Latvian Academy of Music in Riga as professor of choir conducting. From 2005 to 2012 he was the head of the Conducting Department.

Romāns Vanags has been the organizer of various courses for conductors in numerous countries around the world and also jury member of many international choral competitions. He has been appointed as one of the chief conductors of the All Latvian Song Celebration and the Youth Song Festival. Since 2008 he is a member of the World Choir Council. Since August 2014 Romāns Vanags is one of the Artistic Directors of INTERKULTUR and also chairman of the Latvian choral conductors’ board.

The choirs conducted by Romāns Vanags have won numerous awards at international competitions (Arezzo, Debrecen, Tour, Varna, Powel River) and made concert tours all over the world.

In 2008 Romāns Vanags received the highest civil decoration in Latvia – the Three Star Order.