Are they taking full credit? Nothing annoys me more. A famed GH researcher in bodybuilding circles regularly had the work published on his private forum plagiarized. Except he commanded enough respect across the bodybuilding culture that said plagiarism was usually called out and the plagiarizer heckled into obscurity.
I don't know, but are Peat's discoveries and ideas really something to be protected, or do they just reflect an alignment with an idealised metabolic state? It's like, engines need the correct oil to run, it shouldn't be a secret that takes decades to unravel. That's partly why indigenous populations pass their knowledge and customs down through the ages - because they know it works well in their environmental context. It's the spirit of "progress" that has ruined modern civilisation and required medicine to fix its symptoms.