psychologytoday.com/us/blog/canine-corner/201007/canine-dominance-is-the-concept-the-alpha-dog-valid
Even the guy who discovered "dominance theory" among wolves has spent the latter part of his life denouncing it. How Caesar Millan and all the "balanced" trainers of the world still get away with pushing that junk is beyond me. Some people just like abusing animals.