We are talking about quality versus quantity in coaching tennis. There seems to be a consense, that the focus should be on quality. But how can we decide, what is „quality“ in tennis training? Who decides how a high quality tennis coaching could look like?
This brings me back to the point, I have already discussed on www.innercoaching-blog.de, that we have to develop an evidence based coaching!
Have you heard about the danish soccer club FC Midtjylland, 2015 champion in Danmark? With the help of computers, science and probability theory!