I know many people still use the outdated Alpha Roll that was developed back in the 1970's by the Monks of New Skete. Even though they later came out and apologized for it, stating that they never intended for it to be used by owners, but only by profession trainers in the most extreme cases of aggression, unfortunately, it is still used today.
Please read these articles:
http://www.avsabonline.org/avsabonli...0statement.pdf ClickerSolutions Training Articles -- The History and Misconceptions of Dominance Theory