1 6 / 1 7 , ▁increasing ▁to ▁ 9 2 % ▁in ▁ 2 0 1 7 / 1 8 . ▁ ▁History ▁ ▁For ▁the ▁first ▁few ▁years ▁of ▁the ▁college ' s ▁existence ▁it ▁occupied ▁rooms ▁first ▁in ▁Silver ▁Street ▁and ▁then ▁in ▁North am pton ▁Street . ▁In ▁ 1 9 7 0 ▁it ▁moved ▁to ▁its ▁current ▁site ▁on ▁the ▁corner ▁of ▁Mad ing ley ▁Road ▁and ▁Lady ▁Margaret ▁Road , ▁near ▁West min ster ▁College ▁and ▁St ▁John ' s ▁College , ▁which ▁had ▁provided ▁some ▁of ▁the ▁land . ▁ ▁In ▁ 1 9 9 1 ▁the ▁college ▁bought ▁Bal li ol ▁Cro ft , ▁a ▁neighbour ing ▁house ▁to ▁its ▁grounds ▁and ▁former ▁home ▁of ▁the ▁econom ist ▁Alfred ▁Marshall ▁and ▁his ▁wife ▁Mary ▁Pale y ▁Marshall , ▁with ▁whom ▁he ▁wrote ▁his ▁first ▁econom ics ▁text book . ▁ ▁The ▁building ▁was ▁renamed ▁Marshall ▁House ▁in ▁his ▁honour ▁and ▁used ▁for ▁student ▁accommod ation ▁until ▁ 2 0 0 1 ▁when ▁it ▁was ▁converted ▁back ▁to ▁its ▁original ▁layout ▁and ▁used ▁as ▁the ▁President ' s ▁L odge . ▁Meanwhile , ▁the ▁majority ▁of ▁the ▁college ' s ▁buildings , ▁including ▁War bur ton ▁Hall ▁and ▁the ▁library , ▁were ▁completed ▁in ▁the ▁ 1 9 9 0 s . ▁ ▁List ▁of ▁pres idents ▁ ▁Notable ▁al um na e ▁▁▁ ▁No ele en ▁Hey zer , ▁Executive ▁Director ▁of ▁the ▁United ▁Nations ▁Development ▁Fund ▁for ▁Women ▁( UN IF EM ) ▁