▁in ▁her ▁advanced ▁physics ▁and ▁advanced ▁mathematics ▁classes . ▁Engineering ▁was ▁domin ated ▁by ▁men ▁which , ▁in ▁addition ▁to ▁her ▁ad oles cent ▁re bell ion , ▁influenced ▁her ▁to ▁choose ▁it . ▁ ▁Ba um ▁was ▁met ▁with ▁resistance ▁upon ▁applying ▁to ▁engineering ▁colleg es : ▁Her ▁high ▁school ▁teachers ▁were ▁disc ou rag ing ▁and ▁b alk ed ▁in ▁a ▁similar ▁way ▁that ▁her ▁mother ▁did . ▁One ▁of ▁the ▁engineering ▁schools ▁she ▁applied ▁to ▁would ▁not ▁admit ▁her ▁because ▁it ▁did ▁not ▁have ▁a ▁sufficient ▁ladies ' ▁room . ▁ ▁After ▁initial ▁resistance , ▁she ▁was ▁finally ▁accepted ▁to ▁the ▁City ▁College ▁of ▁New ▁York . ▁She ▁graduated ▁in ▁ 1 9 5 8 ▁as ▁the ▁only ▁woman ▁in ▁her ▁engineering ▁class . ▁Ba um ▁said , ▁" Be ing ▁the ▁only ▁girl ▁in ▁college ▁classes ▁was ▁not ▁wonderful ... ▁you ▁become ▁all ▁women . ▁If ▁I ▁don ’ t ▁know ▁something , ▁then ▁it ’ s ▁' all ▁women ▁can ’ t ' ..." ▁Priv acy ▁was ▁also ▁an ▁issue ; ▁fellow ▁students ▁were ▁particularly ▁interested ▁in ▁her ▁gr ades . ▁In ▁ 1 9 6 4 , ▁she ▁earned ▁her ▁Ph . D ▁from ▁the ▁Poly techn ic ▁Institute ▁of ▁New ▁York ▁( now ▁New ▁York ▁University ▁T andon ▁School ▁of ▁Engineering ). ▁ ▁Career ▁After ▁gradu ating ▁from ▁the ▁City ▁College ▁of ▁New ▁York , ▁she ▁worked ▁at ▁the ▁S per ry ▁Rand ▁Corporation ▁and ▁General ▁Inst rument ▁Corporation , ▁both ▁of ▁the ▁a eros pace