Hennigian cladification, and controversial interpretations of the genome of Methanobacterium thermoautrophicum, among rather a lot else, but essentially he argues that Woese's arrangement unbalances the tree of life.

什么亨宁进化枝呀，什么对嗜热碱甲烷杆菌的基因组有争议的解释呀，但从根本上说，他信为沃斯的安排使生命树失去一平衡。