▁of ▁G unn b j ør ns f j eld , ▁the ▁highest ▁mountain ▁in ▁the ▁Ar ctic ▁Circle . ▁He ▁lives ▁in ▁the ▁Lake ▁District , ▁North ▁West ▁England . ▁ ▁Biography ▁▁ ▁Born ▁in ▁Sh rew s bury , ▁Walker ▁moved ▁to ▁W ether by ▁aged ▁ 8 ▁and ▁later ▁graduated ▁from ▁Charlotte ▁Mason ▁College , ▁ ▁Am bles ide ▁in ▁ 1 9 8 8 ▁with ▁an ▁hon ours ▁degree ▁in ▁Out door ▁Education ▁and ▁Mathemat ics . ▁It ▁was ▁here ▁he ▁led ▁his ▁first ▁Green land ▁expedition , ▁a ▁ 2 ▁month ▁clim bing ▁trip ▁to ▁the ▁Schweizer land ▁Al ps , ▁beginning ▁a ▁lif el ong ▁ob session . ▁ ▁At ▁just ▁ 2 3 , ▁Walker ▁became ▁one ▁of ▁the ▁UK ' s ▁young est ▁Winter ▁Mountain ▁Le aders . ▁In ▁ 1 9 9 3 ▁he ▁made ▁the ▁first ▁as cent ▁of ▁the ▁ 2 8 ▁pitch ▁n ortheast ▁r idge ▁of ▁Mont ▁For el ▁in ▁east ▁Green land . ▁At ▁ 3 3 6 0 m ▁Mont ▁For el ▁was ▁once ▁thought ▁to ▁be ▁the ▁highest ▁mountain ▁in ▁the ▁Ar ctic ▁Circle ▁before ▁the ▁discovery ▁of ▁G unn b j ør ns f j eld ▁ 3 6 9 3 m . ▁In ▁ 1 9 9 6 ▁he ▁clim bed ▁a ▁number ▁of ▁the ▁main ▁summ its ▁of ▁the ▁Crown ▁Prince ▁Frederick ▁Range ▁together ▁with ▁members ▁of ▁the ▁Tang ent ▁British ▁East ▁Green land ▁Ex ped ition . ▁ ▁In ▁ 1 9 9