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.

Anders Jalkéus, Sweden, b. 1962, was a singer and one of the founding members of the world famous vocal group The Real Group for more than 30 years. He started out at the Royal Academy of Music in Stockholm and has two master degrees, one in Music Education, one in Classical Solo Singing and one post graduate diploma in Vocal Group Singing. He has studied choir conducting with professor Eric Ericson, and he is a frequent workshop leader, popular lecturer and well renowned adjudicator in competitions all around the world.

Anders Jalkéus has written songs and arrangements for The Real Group and he has performed with The Real Group in more then 40 countries and recorded more than 30 albums, a couple of which he has also produced.Thru the years he has collaborated with groups and artist such as Bobby McFerrin, Barbara Hendricks, Gene Puerling, Take 6, Rajaton, and MPact. Anders Jalkéus retired from active singing with The Real Group in 2015 and had the position as headmaster of a school for music and culture in Stockholm 2015-2018.

Since January 2020 he is a highly appreciated choir conductor and church musician in Norrtälje, north of Stockholm.

Myguel Santos e Castro, one of the most enthusiastic, passionate and charismatic conductors in Portugal. He started his musical studies in piano, acoustic guitar and musical theory since his childhood. When he was only 17 years old, he started teaching music in schools: Recorder, Music theory and history, Piano, Acoustic and Electric guitar and Percussion. He has studied Choral Conducting in many national workshops and also in Academia de Amadores de Música.

Maestro Santos e Castro participated in various workshops and masterclasses about choral/orchestral conducting and vocal techniques, both in Portugal and abroad, along with the most influent conductors worldwide. During his musical studies Myguel Santos e Castro has graduated in Management and Public Administration at ISCSP.

Due to its work as an Artistic Director, he has developed an intensive and passionate work in different choral events and workshops. His choral activity has also taken him to many international events all over the world. He is involved in different national (with radio, TV and cinema) and international projects and he is the VOX LACI project founder.

Hans van den Brand studied Music in Education, Piano and Choral Conducting at the Brabants Conservatorium Tilburg. He attended master classes in Orchestral conducting (Lucas Vis -NL), Opera conducting (Miescyslaw Dondajeweski - PL) and Arranging (Damon Meader, Steve Zegree - USA), Vocal Jazz & Pop (Darmon Meader, Kim Nazarian, Michele Weir-USA, Matthias Becker – GER, Peder Karlsson – SE, Jim Daus Hjernøe, Jesper Holm - DK).

In 1978 Hans founded vocal jazz group Kluster which was successful in The Netherlands and abroad. He conducted the ‘Souvenir des Montagnards’ opera choir (’89-’02) and created many interesting opera, operetta and musical productions. From ’94 till ’01 Hans was artistic leader of the Zuid-Nederlands Kamerkoor with a focus on performing the passions from J.S. Bach and contemporary repertoire. Hans was also the conductor and musical leader from several promising Dutch vocal groups.

In ’08-’09 he was the MD of one of the most famous Dutch musicals Ciske de Rat, a production of Stage Entertainment Holland.

Hans is academic teacher in Conducting Choir & Ensemble, both at at the Conservatory of Amsterdam as the Fontys School of Fine Arts. He supervises the choirs at both institutes.

In 2003 Hans founded the Fontys Jazz Choir, 12 vocalists with a healthy ambition in singing and performing jazz, pop, gospel and fusion repertoire from the highest musical standard. The choir won the Dutch TV Competion ‘Battle of the Choirs’ in 2010, toured through China during the 10th anniversary in 2013 and won two gold medals (jazz and pop) during the World Choir Games in Riga 2014. In October 2015 the choir won the BALK Top Festival Direct Mics Competition and was with the highest scores over all winner of the Festival. In July 2016 the Fontys Jazz Choir became world champion the Jazz Category of the World Choir Games in Sochi (RUS).

Hans was the artistic leader of five editions of the International Vocal Group Festival Holland (’96-’02) and is a well-known adjudicator, clinician and coach at national and international choral festivals.

He was the guest conductor at the International Singing Week (Europa Cantat–Nevers-F) and workshop leader Vocal Jazz in Curacao (NL). He is de co-founder of the Vocal Pop & Jazz Days (Soesterberg–NL) and guest teacher at the Choral Conducting Course from BALK (Dutch choral organisation for pop, jazz, gospel and musical choirs).