engine ▁pil ots ▁license ▁and ▁flight ▁sur geon ▁status . ▁He ▁added ▁to ▁this ▁interest ▁by ▁becoming ▁qualified ▁in ▁hyper bar ic ▁medicine . ▁ ▁M unn ▁was ▁appointed ▁a ide - de - camp ▁to ▁the ▁Lieutenant ▁Governor ▁of ▁the ▁Province ▁of ▁Al berta ▁in ▁April ▁ 1 9 8 0 . ▁M unn ▁made ▁the ▁choice ▁to ▁ret ire ▁from ▁the ▁Milit ia ▁in ▁June ▁ 1 9 8 2 ▁and ▁subsequently ▁served ▁as ▁Vice ▁President ▁of ▁the ▁Army ▁Cad et ▁League ▁of ▁Al berta ▁from ▁ 1 9 8 2 – 1 9 8 4 ▁and ▁President ▁of ▁the ▁Al berta ▁Branch ▁of ▁the ▁Def ense ▁Medical ▁Association ▁of ▁Canada ▁from ▁ 1 9 8 4 - ▁ 1 9 8 6 . ▁ ▁In ▁ 1 9 9 1 ▁M unn ▁was ▁appointed ▁Honor ary ▁Colonel ▁of ▁ 1 5 ▁Field ▁Am bul ance ▁and ▁in ▁ 1 9 9 4 ▁became ▁the ▁first ▁reserve ▁an est h esi ologist ▁to ▁be ▁posted ▁on ▁a ▁UN ▁relief ▁mission ▁in ▁Bos nia . ▁ ▁M unn ▁was ▁elected ▁President ▁of ▁the ▁Def ense ▁Medical ▁Association ▁in ▁ 1 9 9 6 ▁and , ▁that ▁same ▁year , ▁was ▁admitted ▁to ▁the ▁V ener able ▁Order ▁of ▁Saint ▁John . ▁He ▁joined ▁the ▁staff ▁of ▁the ▁University ▁of ▁Al berta ▁H osp it als ▁in ▁Ed mont on ▁in ▁ 1 9 9 8 ▁where ▁he ▁was ▁an ▁Ass istant ▁C lin ical ▁Professor ▁in ▁the ▁Fac ulty ▁of ▁Medicine .