▁his ▁uncle ' s ▁policies . ▁ ▁Leg acy ▁and ▁influence ▁ ▁In ▁ 1 9 6 6 , ▁Sh erer ▁commented ▁regarding ▁I rat aba ' s ▁legacy ▁amongst ▁the ▁Moh ave : ▁" Est imation ▁of ▁his ▁position ▁in ▁M oj ave ▁history ▁from ▁the ▁M oj ave ▁view point ▁diff ers . ▁To ▁some ▁he ▁is ▁an ▁hero ic ▁figure , ▁to ▁others ▁he ▁was ▁a ▁white ▁collabor ator ▁who ▁did ▁not ▁stand ▁up ▁for ▁M oj ave ▁rights . ▁From ▁the ▁stand point ▁of ▁white ▁men ▁who ▁were ▁conqu ering ▁a ▁w ilder ness , ▁he ▁was ▁indeed ▁the ▁M oj ave ▁who ▁worked ▁un swer ving ly ▁for ▁peace ." ▁ ▁I rat aba ' s ▁influence ▁as ▁a ▁leader ▁may ▁even ▁have ▁left ▁its ▁mark ▁on ▁the ▁Moh ave ▁language . ▁A ▁list ▁of ▁Moh ave ▁words ▁that ▁he ▁dict ated ▁to ▁an ▁anth rop ologist ▁during ▁his ▁visit ▁in ▁Washington ▁shows ▁that ▁he ▁was ▁among ▁the ▁first ▁Moh ave ▁speak ers ▁to ▁shift ▁the ▁sounds ▁[ s ] ▁and ▁ ▁( similar ▁to ▁sh ▁as ▁in ▁" sh ack ") ▁to ▁ ▁( th ▁as ▁in ▁" thick ") ▁and ▁[ s ], ▁respectively . ▁By ▁the ▁late ▁ 1 9 th ▁century ▁all ▁Moh ave ▁speak ers ▁had ▁adopted ▁this ▁change . ▁L ingu ist ▁Le anne ▁H inton ▁has ▁suggested ▁that ▁this ▁may ▁be ▁due ▁in ▁part ▁to ▁I rat aba ' s ▁influence , ▁both ▁because ▁he ▁was ▁a ▁pr estig ious ▁leader