Karen Rohlf trained over 20 years in dressage with Anne Gribbons ('O' dressage judge, International Grand Prix trainer and competitor) and studied Parelli Natural Horsemanship directly with Pat and Linda Parelli.
Ms. Rohlf sells DVDs. Pitched, based on the video linked in the OP, to the inexperienced owner with fear issues. Wonder where she got that idea?
I never rode a broke horse but then maybe I'm a sorry hand. - Ray Hunt