It sounds to me as though you did not read the article. It emphasizes behavioral reinforcement, including positive reinforcement for the behavior that you want to see more of. As many others have pointed out, the fact that a practice has endured for thousands of years does not mean that it is a good one.
Are you German, Herr Doktor? Why do claim that German children are walloped regularly? Corporal punishment has been illegal there since the year 2000.
Hopefully you and your criminal friends will either obey or change this law; otherwise, one might doubt your premise.