el ic ▁counter c ulture ▁( 1 9 6 3 – 1 9 6 7 ) ▁Le ary ' s ▁psych ed el ic ▁experiment ation ▁attract ed ▁the ▁attention ▁of ▁three ▁he irs ▁to ▁the ▁M ell on ▁fortune , ▁sib lings ▁Peg gy , ▁Billy , ▁and ▁Tommy ▁H itch cock . ▁In ▁ 1 9 6 3 ▁they ▁gave ▁Le ary ▁and ▁his ▁associ ates ▁access ▁to ▁a ▁r amb ling ▁ 6 4 - room ▁m ansion ▁on ▁an ▁estate ▁in ▁Mill bro ok , ▁New ▁York , ▁where ▁they ▁continued ▁their ▁psych ed el ic ▁sessions . ▁Peg gy ▁H itch cock ▁directed ▁the ▁International ▁Federation ▁for ▁In ternal ▁Fre edom ▁( I FI F )' s ▁New ▁York ▁branch , ▁and ▁her ▁brother ▁Billy ▁r ented ▁the ▁estate ▁to ▁I FI F . ▁Le ary ▁and ▁Al pert ▁set ▁up ▁a ▁commun al ▁group ▁with ▁former ▁Ps il ocy bin ▁Project ▁members ▁at ▁the ▁H itch cock ▁Est ate ▁( comm only ▁known ▁as ▁" Mill bro ok "). ▁The ▁I FI F ▁was ▁reconst it uted ▁as ▁the ▁Cast alia ▁Foundation ▁after ▁the ▁intellectual ▁col ony ▁in ▁H erman ▁H esse ' s ▁The ▁G lass ▁B ead ▁Game ). ▁The ▁Cast alia ▁group ' s ▁journal ▁was ▁the ▁Psych ed el ic ▁Review . ▁The ▁core ▁group ▁at ▁Mill bro ok ▁wanted ▁to ▁cultiv ate ▁the ▁div inity ▁within ▁each ▁person ▁and ▁regularly ▁joined ▁L SD ▁sessions ▁facil itated ▁by ▁Le ary . ▁The ▁Cast