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SPECIALIZATION BEGINS / GENDER DIFFERENCES / PREPROGRAMMING [ BRAIN DEVELOPMENT ]

ByTeam HUMANITYUAPD

SPECIALIZATION BEGINS As modern humans evolved from their hominid ancestors, their brain development continued with increasing specialization of regions and functions. One hypothesis suggests that the differences between the left and right hemispheres of the human brain can be traced to humans’ simian ancestors swinging through trees. Grasping one limb after another requires the arms…

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THE THREE BRAINS – EVOLUTION ( MACLEAN )

ByTeam HUMANITYUAPD

THE THREE BRAINS – EVOLUTION [ MACLEAN ] THE THREE BRAINS Neuroscientist Paul MacLean suggested in 1967 that the human brain functions as three separate “brains,” each of which represents a stage in evolutionary development. He referred to the three-way unity as humanity’s triune brain. Through evolution’s penchant for preserving genetic code that proves useful…