List of People Worked In They Teach Us How to Be Happy
1.Agathe Blaser
2.Peter von Gunten
3.Heidi Rieder
4.Farhad Afshar
5.Martin Mühlethaler
6.Esra Thormann
7.Simsimiyya Ensemble
8.Peter Huber
9.Walter Kälin
10.Abu Simbel Ensemble
11.Hans Ruedi Wicker
12.Andreas Tunger
13.Daniel Hegner
14.Thomas Straubhaar
15.Anne Marie Etter