ar ah ▁res ides ▁in ▁River dale . ▁ ▁Te aching ▁and ▁research ▁Tw ers ky ▁was ▁a ▁pione er ▁in ▁the ▁introduction ▁of ▁the ▁method ology ▁of ▁the ▁History ▁of ▁ideas , ▁first ▁developed ▁by ▁Arthur ▁O . ▁Love jo y , ▁into ▁Jewish ▁Intel lect ual ▁history . ▁He ▁also ▁devoted ▁special ▁emphas is ▁upon ▁the ▁interaction ▁between ▁law ▁and ▁spiritual ity ▁in ▁the ▁History ▁of ▁J uda ism . ▁ ▁He ▁founded ▁the ▁Center ▁for ▁Jewish ▁Studies ▁in ▁ 1 9 7 8 ▁and ▁served ▁as ▁its ▁director ▁until ▁ 1 9 9 3 . ▁ ▁His ▁research ▁in ▁some ▁respect s ▁res emble d ▁that ▁of ▁his ▁contemporary ▁and ▁friend ▁Alexander ▁Alt mann ▁, ▁and ▁his ▁work ▁on ▁Jewish ▁rational ist ▁philosophy ▁brought ▁him ▁into ▁conflict ▁with ▁sch ol ars ▁such ▁as ▁G ers hom ▁Sch ole m ▁and ▁Sh l omo ▁P ines , ▁who ▁viewed ▁the ▁medieval ▁rational ▁philosophy ▁typ ified ▁by ▁R amb am ▁as ▁an ▁al ien ▁par as ite ▁gra ft ed ▁onto ▁traditional ▁J uda ism ▁. ▁There ▁has ▁been ▁noted ▁a ▁certain ▁ir ony ▁in ▁the ▁affection ▁given ▁to ▁this ▁greatest ▁of ▁Jewish ▁rational ists ▁by ▁the ▁desc endant ▁of ▁an ▁ill ust ri ous ▁Has id ic ▁dynast y ▁( it ▁being ▁the ▁case ▁by ▁and ▁large ▁that ▁Has id ic ▁doctrine ▁has ▁stronger ▁aff inity ▁for ▁the ▁myst ical ▁over ▁the ▁rational ), ▁but ▁ ▁sees ▁here ▁a ▁coh er ent ▁and ▁un ified ▁search ▁for ▁the ▁spiritual ▁within ▁the