Fritz Stahlecker follows the development in international dressage riding and on a regular basis writes articles in which he takes position. He votes in favour of a less powerful dressage riding, demands more respect towards the horse and remembers that riding is originally and art and not competition sports. Here is one of the rare articles in English that resumes some of his ideas: https://lilith16.wordpress.com/2014/01/08/controversial-issue-fritz-stahlecker-and-the-rottenness-of-the-dressage-scene/