<prompt> B. Bean, i-anatomist yase-Philadelphia, owasikisela ngo-1906 ukuthi usayizi ohlukile we-corpus callosum ungasho umsebenzi wobuhlakani oyingqayizivele nokuthi kwakukhona umehluko olinganisekayo phakathi kwabesilisa nabesifazane. Mhlawumbe ukubonakalisa isimo sezepolitiki salezo zikhathi, waqhubeka nokusho umehluko ngosayizi we-callosum ezinhlotsheni ezahlukahlukene. Ucwaningo lwakhe lwaphikiswa ekugcineni nguFranklin Mall, umqondisi we-laboratory yakhe. Umthelela omkhulu kwakuyi-athikili yeSayensi ka-1982 kaHolloway no-Utams okusikisela umehluko ekuziphatheni kobuchopho bomuntu, okuhlobene nokwehluka kwamandla okuqonda.  <response>: EFiladelfiya 