ado ff ' s ▁Pon zi ▁scheme . ▁ ▁In ▁ 1 9 9 4 ▁he ▁was ▁accused ▁of ▁money ▁la und ering ▁working ▁for ▁the ▁Ben ▁Lad in ▁bank ▁in ▁Gene va ▁man aging ▁h edge ▁funds ▁for ▁the ▁Ben ▁Lad in ▁brothers ▁prior ▁the ▁attacks ▁in ▁New ▁York . ▁He ▁did ▁not ▁den y ▁being ▁a ▁h edge ▁fund ▁manager ▁in ▁the ▁British ▁Virgin ▁Island ; ▁he ▁was ▁at ▁ ▁some ▁point ▁arrested ▁and ▁question ed ▁by ▁the ▁F BI ▁to ▁trace ▁funds ▁for ▁Al ▁Q a eda ▁Sa udi ▁terror ism ▁networks ▁. ▁▁▁ ▁In ▁December ▁ 2 0 1 3 , ▁Bus son ▁merged ▁his ▁E IM ▁group ▁with ▁Swiss ▁listed ▁invest ment ▁company ▁Got tex ▁Fund ▁Management ▁Hold ings . ▁In ▁July ▁ 2 0 1 5 , ▁Bus son ▁was ▁named ▁the ▁next ▁executive ▁chairman ▁of ▁Got tex ▁Fund ▁Management ▁for ▁the ▁inter im , ▁following ▁Jo achim ▁Gott sch alk ▁ste pping ▁down ▁from ▁the ▁position ▁and ▁finding ▁a ▁permanent ▁executive ▁chairman . ▁ ▁Char ity ▁▁ ▁Bus son ▁is ▁a ▁pro ponent ▁of ▁" vent ure ▁phil anth ropy ", ▁which ▁see ks ▁to ▁multiply ▁the ▁effect iveness ▁of ▁char itable ▁purs uits ▁by ▁applying ▁to ▁them ▁the ▁same ▁management ▁practices ▁which ▁are ▁used ▁in ▁business ▁vent ures . ▁ ▁He ▁is ▁a ▁found ing ▁trust ee ▁of ▁the ▁children ' s ▁char ity ▁AR K ▁( Ab solute ▁Return ▁for ▁K ids ) ▁and ▁serves ▁as ▁chairman ▁of ▁its ▁board ▁of ▁direct ors .