ase k era ▁established ▁his ▁own ▁private ▁practice , ▁Justin ▁Sam ar ase k era ▁Associ ates . ▁ ▁Sam ar ase k era ▁was ▁a ▁found ing ▁member ▁of ▁the ▁Sri ▁L anka ▁Institute ▁of ▁Arch itect s ▁( S LI A ) ▁and ▁was ▁act ively ▁involved ▁in ▁the ▁establishment ▁of ▁the ▁architect ural ▁course ▁at ▁the ▁University ▁of ▁Mor atu wa . ▁ ▁He ▁was ▁the ▁first ▁president ▁of ▁Sri ▁L anka ▁Association ▁for ▁the ▁Ad van cement ▁of ▁Science . ▁He ▁also ▁served ▁as ▁the ▁president ▁of ▁Sri ▁L anka ▁Institute ▁of ▁Arch itect s ▁and ▁the ▁president ▁of ▁the ▁National ▁Academy ▁of ▁Sciences ▁of ▁Sri ▁L anka ▁( 1 9 8 5 - 1 9 8 6 ). ▁ ▁In ▁ 1 9 8 2 ▁he ▁was ▁made ▁an ▁Honor ary ▁Fellow ▁of ▁the ▁S LI A ▁and ▁in ▁the ▁same ▁year ▁the ▁University ▁of ▁Mor atu wa ▁con ferred ▁an ▁honor ary ▁doctor ate ▁upon ▁him , ▁a ▁Doctor ▁of ▁Science , ▁honor is ▁causa , ▁the ▁first ▁Arch itect ▁to ▁receive ▁such ▁an ▁honour . ▁In ▁ 1 9 9 6 ▁he ▁received ▁the ▁S LI A ▁Gold ▁Medal , ▁the ▁Association ' s ▁highest ▁honour . ▁ ▁In ▁ 1 9 9 6 ▁following ▁his ▁ret irement ▁Sam ar ase k era ▁re - com men ced ▁painting , ▁with ▁exhib itions ▁of ▁his ▁works ▁being ▁held ▁in ▁ 1 9 9 7 ▁and ▁ 1 9 9 8 . ▁ ▁Notable ▁works ▁ ▁Independ