Many thanks to

  • Prof. Dr. Richard Byrne
  • Prof. Dr. Hartmut Gerhards
  • Prof. Dr. Juergen Heinze
  • Prof. Dr. Charlotte Hemelrijk
  • Prof. Dr. Katherine A. Houpt
  • Prof. Dr. Hans Klingel
  • Prof Dr. Kurt Kotrschal
  • Prof. Dr. Bernd Kramer
  • Prof. Dr. Erich Möstl
  • Prof. Dr. Christine Nicol
  • Prof. Dr. David Pick
  • Prof. Dr. Daniel Rubenstein
  • Prof. Dr. Norbert Sachser
  • Prof. Dr. Claudio Sighieri
  • Prof. Dr. Volker Stefanski
  • Prof. Dr. Michael Tomasello
  • Prof. Dr. Beat Tschanz
  • Prof. Dr. Susanne Waiblinger
  • Dr. Paolo Baragli
  • Dr. Birgit Flauger
  • Dr. Katalin Maros
  • Dr. Thomas Raue
  • Dr. Waltraut Zimmermann
  • Dipl. Ökologin, Wiebkea Bromisch
  • Verena Fröhlich
  • Norbert Pantel
  • Katherine Farmer
  • Thorsten Hinrichs

for helpful discussions,

Mrs. Elisabeth D´Antoni for good advice and help with English translations,

the State Stud Farm Marbach and its employees, as well as many unmentioned horse owners for trustfully offering their horses, for reporting about their experiences and for their active support.