nings ▁growth ▁of ▁ 4 0 %, ▁Fort une ▁magazine ▁again ▁named ▁AM G ▁to ▁its ▁list ▁of ▁ 1 0 0 ▁Fast est - G row ing ▁Comp an ies ▁in ▁ 2 0 1 2 . ▁ ▁In ▁May ▁ 2 0 1 8 , ▁He ale y ▁was ▁diagn osed ▁with ▁am y ot roph ic ▁later al ▁s cl eros is ▁( a ▁motor ▁neur on ▁disease ▁otherwise ▁known ▁as ▁A LS , ▁or ▁Lou ▁Ge hr ig ' s ▁disease ) ▁and ▁AM G ▁announced ▁that ▁He ale y ▁was ▁ste pping ▁back ▁to ▁become ▁Executive ▁Chair man ▁while ▁N ate ▁Dal ton , ▁AM G ' s ▁long - time ▁President ▁and ▁Chief ▁Oper ating ▁Officer , ▁was ▁named ▁CE O . ▁ ▁The ▁He ale y ▁Center ▁for ▁A LS ▁ ▁In ▁November ▁ 2 0 1 8 , ▁He ale y , ▁with ▁support ▁from ▁AM G ▁and ▁a ▁group ▁of ▁friends ▁and ▁colle agues , ▁established ▁the ▁Se an ▁M . ▁He ale y ▁and ▁AM G ▁Center ▁for ▁A LS ▁at ▁Massachusetts ▁General ▁Hospital ▁with ▁an ▁initial ▁don ation ▁of ▁$ 4 0 ▁million . ▁The ▁He ale y ▁Center ▁is ▁led ▁by ▁Dr . ▁Mer it ▁C ud kow icz , ▁a ▁world - ren owned ▁A LS ▁research er ▁and ▁Chair ▁of ▁the ▁Ne uro log y ▁Department ▁at ▁M G H . ▁The ▁He ale y ▁Center ▁is ▁the ▁largest ▁hospital - based ▁A LS ▁research ▁program ▁in ▁the ▁world