Isabelle of Neumann-Cosel is journalists, dressage rider, FN instructor, judge and horse-riding specialist author. "Das Pferdebuch für junge Reiter" from her feather is part of the most successful equestrian books in German. Many further standard references to the base education of rider and horse followed. She is noted for educational competence.  

With her cousin, Susanne von Dietze, also a trainer and judge, she has devoted a large part of her life to the education of horses and riders, with a specific emphasis on training each individual rider’s seat.