Evidence – Based Horsemanship by Dr. Stephen Peters & Martin Black
I also recommend any video of the Dr. Stephen Peters seminar on the horse’s brain as well as videos of Martin Black working with young horses.
Tug of War by Dr. Gerd Heuschman
I also recommend all his other books as well as the instructional videos on how the horses body works.
Apropos…Horses and Riders by Hans Senn
Horse Anatomy for Performance by Gillian Higgins
she also has instructional videos on the biomechanics of a horse’s body.
Reflections on Riding and Jumping by William Steinkraus
Dressage in Harmony by Walter Zettle
Classic Show Jumping by Bertalan de Nemethy
40, 5-Minute Jumping Fixes by Wendy Murdoch
Riding Hunters Jumpers and Equitation by Goeff Teal
Peak- Secrets of the new science of expertise by Anders Ericsson and Robert Pool
Grit by Angela Duckworth
The Talent Code by Daniel Coyle
Mental Toughness for Sports and Life by James E. Loehr