When the theory was developed in 1972, the numerical dominance and axon propagation speeds in human cortico-cortical axons were unappreciated by nearly all physiologists and anatomists.
By the end of the eighteenth century, however, anatomists began to argue that male and female bodies were fundamentally distinct and were not merely two versions of the same body.
As primarily an anatomist, it comes as somewhat of a jar for me to read that "systems of classification based on anatomic analysis are not always entirely appropriate".
To the older, established anatomists of this period, this seemed a highly unpromising undertaking, especially because the instruments necessary for preparing thin sections of tissue were lacking.
The anatomist, geneticist, or nutritionist, for all intents and purposes, is taken as speaking for his or her scientific brethren as he or she speaks of the subject in question.
Over the years, brain anatomists developed more sophisticated parameters.
Is it too much to say of him that he is the greatest anatomist the nervous system has ever known?
For example, anatomists did not generally do comparative dissections - let alone vivisections - of non-human creatures.