▁Supreme ▁Cour ts , ▁from ▁ 1 9 8 4 ▁to ▁ 2 0 0 4 . ▁He ▁was ▁also ▁member ▁of ▁the ▁House ▁of ▁L ords ▁from ▁ 1 9 7 6 ▁until ▁his ▁ret irement ▁in ▁ 2 0 1 7 . ▁ ▁Early ▁life ▁Mc Cl us key ▁was ▁born ▁in ▁ 1 9 2 9 , ▁one ▁of ▁four ▁sons ▁of ▁solic itor ▁Francis ▁Mc Cl us key ▁and ▁his ▁wife , ▁Margaret . ▁He ▁was ▁educated ▁at ▁St . ▁B ede ' s ▁Gram mar ▁School ▁in ▁Manchester ▁and ▁at ▁Holy ▁Cross ▁Academy , ▁Edinburgh . ▁He ▁studied ▁at ▁the ▁University ▁of ▁Edinburgh ▁and ▁graduated ▁with ▁an ▁MA ▁in ▁ 1 9 5 0 . ▁He ▁was ▁awarded ▁the ▁V ans ▁Dun lop ▁scholar ship ▁and ▁graduated ▁a ▁LL B ▁in ▁ 1 9 5 2 . ▁He ▁did ▁his ▁national ▁service ▁in ▁the ▁Royal ▁Air ▁Force ▁as ▁a ▁pilot ▁officer ▁station ed ▁on ▁the ▁Is le ▁of ▁Man ▁and ▁then ▁at ▁R AF ▁Sp ital gate ▁and ▁was ▁awarded ▁the ▁station ' s ▁S word ▁of ▁Hon our ▁in ▁ 1 9 5 3 . ▁He ▁was ▁admitted ▁to ▁the ▁Fac ulty ▁of ▁Adv oc ates ▁in ▁ 1 9 5 5 . ▁ ▁Career ▁Mc Cl us key ▁was ▁briefly ▁Stand ing ▁Junior ▁Coun sel , ▁a ▁legal ▁ad visor ▁to ▁a ▁government ▁department , ▁to ▁the ▁Ministry ▁of ▁Power ▁in ▁Scotland ▁in ▁ 1 9 6 2 . ▁He ▁served ▁as ▁an ▁Adv oc ate