▁Commission . ▁ ▁Johnson ▁presiden cy ▁ ▁In ▁June ▁ 1 9 6 6 , ▁Hel ms ▁was ▁appointed ▁director ▁of ▁Central ▁Int elligence . ▁At ▁the ▁White ▁House ▁later ▁that ▁month , ▁he ▁was ▁sw orn ▁in ▁during ▁a ▁ceremony ▁arranged ▁by ▁President ▁Ly nd on ▁B aines ▁Johnson , ▁which ▁included ▁members ▁of ▁Congress ▁and ▁featured ▁a ▁marine ▁band . ▁In ▁April ▁of ▁the ▁prior ▁year , ▁John ▁McC one ▁res igned ▁as ▁D CI . ▁Johnson ▁then ▁had ▁appointed ▁Admir al ▁William ▁Rab orn , ▁well ▁regarded ▁for ▁his ▁work ▁on ▁the ▁sub marine - launch ed ▁Pol aris ▁miss ile , ▁as ▁the ▁new ▁D CI ▁( 1 9 6 5 – 1 9 6 6 ). ▁Johnson ▁immediately ▁chose ▁Hel ms ▁to ▁serve ▁as ▁deput y ▁director ▁of ▁Central ▁Int elligence ▁( DD CI ). ▁Rab orn ▁and ▁Hel ms ▁soon ▁journey ed ▁to ▁the ▁L B J ▁ran ch ▁in ▁Texas . ▁Not with standing , ▁Rab orn ▁did ▁not ▁fit ▁well ▁into ▁the ▁institution al ▁complex ities ▁at ▁C IA , ▁with ▁its ▁special ized ▁intellectual ▁culture . ▁He ▁res igned ▁in ▁ 1 9 6 6 . ▁ ▁As ▁D CI , ▁Hel ms ▁served ▁under ▁President ▁Johnson ▁during ▁the ▁second ▁half ▁of ▁his ▁administration , ▁then ▁continued ▁in ▁this ▁post ▁until ▁ 1 9 7 3 ▁( through ▁President ▁N ixon ' s ▁first ▁term ), ▁" two ▁of ▁the ▁most ▁complex ▁and ▁controvers ial ▁Pres idents ▁in ▁the ▁nation ' s ▁history ".