4 – 1 9 5 3 . ▁His ▁teachers ▁included ▁Claude ▁Champ agne ▁( com position ), ▁Isabel le ▁Del orm e ▁( harm ony , ▁counter point , ▁fug ue ), ▁G ér ald ▁G agn ier ▁( con duct ing ), ▁Arthur ▁Let ond al ▁( p iano ), ▁Ger ma ine ▁Mal é part , ▁Jean ▁Pap ine au - C out ure ▁( ac oust ics ), ▁and ▁Ed mond ▁Tr ud el ▁( p iano ). ▁He ▁was ▁a ▁found ing ▁member ▁of ▁the ▁Canadian ▁League ▁of ▁Compos ers ▁in ▁ 1 9 5 1 . ▁From ▁ 1 9 5 6 – 1 9 7 9 ▁he ▁worked ▁for ▁C BC ▁Radio ▁as ▁a ▁composer ▁of ▁incident al ▁music , ▁music ▁consult ant , ▁and ▁research er . ▁ ▁Mor el ▁taught ▁music ▁analysis ▁and ▁composition ▁at ▁the ▁Institut ▁Naz are th ▁from ▁ 1 9 5 9 – 1 9 6 1 . ▁In ▁ 1 9 7 2 ▁he ▁was ▁appointed ▁director ▁of ▁the ▁Ac adémie ▁de ▁musique ▁du ▁Québec , ▁a ▁position ▁he ▁held ▁through ▁ 1 9 7 8 . ▁From ▁ 1 9 7 6 – 1 9 7 9 ▁he ▁taught ▁at ▁the ▁Bour g chem in ▁C eg ep ▁in ▁Dr um mond ville ▁and ▁from ▁ 1 9 7 9 – 1 9 9 7 ▁he ▁taught ▁at ▁Univers ité ▁L aval . ▁He ▁also ▁served ▁on ▁the ▁fac ulty ▁of ▁the ▁Univers ité ▁de ▁Montr éal ▁in ▁