Introduction to Brentari´s Uexküll book proof-read; reference

I have recently proof-read my introduction chapter to Carlo Brentari´s forthcoming book Jakob von Uexküll: The Discovery of the Umwelt - Between Biosemiotics and Theoretical Biology". 

Reference:

Tønnessen, Morten 2015. Introduction: The relevance of Uexküll's Umwelt theory today. In Carlo Brentari, Jakob von Uexküll. The discovery of the Umwelt – between biosemiotics and theoretical biology (Biosemiotics 9). Springer, 1–20.