With special thanks to

Anne-Christine Wemekamp (Royal Conservatoire)

Annemieke van Wijk (Folk dancing teacher)

Children of Jong Royal Conservatoire junior

Children of the Young Talent department of the Royal Conservatoire

Erik Albjerg (Royal Conservatoire)

Ewan Gibson (Royal Conservatoire)

Klára Nemes

Norbert László Nemes (Liszt Academy Budapest)

Louis Peter Grijp (Meertens Institute)

Lucinda Geoghegan (National Youth Choir of Scotland)

Martine de Bruin (Meertens Institute)

Pupils of the elementary school "De Leeuwerikhoeve", The Hague Mariahoeve

Richard Hoffman (Belmont University, USA)

Students of the Master “Music Education according to the Kodály Concept”

Suzanne Konings (Royal Conservatoire)

Wiesje van Eersel (Royal Conservatoire)