In this video, Cordula talks about her side work, the preparation which is not practicing or working with the instrument. 

INDEX OF THE LESSON:

0.00 Welcome back!
0.20 The mental work
1.13 The mental trainer
2.58 The visualization
4.02 The breathing teacher
4.27 The Tomatis Method
5.46 A network of people
7.00 The big contradiction