) ▁and ▁turn ar ounds ▁and ▁served ▁at ▁various ▁times ▁as ▁president ▁or ▁board ▁member ▁of ▁various ▁organizations ▁and ▁institutions ▁of ▁a ▁professional ▁or ▁regul atory ▁nature . ▁( Inst itute ▁of ▁Char tered ▁Account ants ▁of ▁Sri ▁L anka , ▁South ▁Asian ▁Federation ▁of ▁Account ants , ▁Business ▁Rec overy ▁and ▁In sol ven cy ▁Pract ition ers ▁Association ▁of ▁Sri ▁L anka , ▁National ▁Institute ▁of ▁Business ▁Management , ▁Post grad uate ▁Institute ▁of ▁Management , ▁University ▁of ▁Mor atu wa , ▁Sec ur ities ▁and ▁Exchange ▁Commission ▁of ▁Sri ▁L anka , ▁the ▁Str ateg ic ▁Enter pr ises ▁Management ▁Agency , ▁Sri ▁L anka ▁Account ing ▁and ▁Aud iting ▁Stand ards ▁Mon itor ing ▁Board , ▁Committee ▁on ▁Corpor ate ▁Govern ance ▁in ▁Sri ▁L anka ) ▁In ▁ 1 9 9 6 – 1 9 9 9 ▁he ▁was ▁also ▁the ▁president ▁of ▁the ▁St ▁Peter ' s ▁College ▁Old ▁Boys ' ▁Union . ▁ ▁Cab ra al ▁was ▁chief ▁economic ▁ad visor ▁to ▁Mah inda ▁Raj ap ak sa ▁during ▁the ▁latter ' s ▁term ▁as ▁prime ▁minister , ▁contrib uting ▁to ▁his ▁manif esto ▁( M ah inda ▁Ch int ana ). ▁In ▁ 2 0 0 5 , ▁Cab ra al ▁res igned ▁from ▁all ▁his ▁private ▁positions ▁to ▁work ▁full - time ▁for ▁the ▁government . ▁In ▁February ▁ 2 0 0 6 , ▁Cab ra al ▁was ▁involved ▁in ▁tal ks ▁with ▁the ▁T amil ▁Tig ers ▁in ▁Gene va . ▁ ▁Governor