▁Security , ▁( CN AS ), ▁serving ▁from ▁January ▁ 2 0 1 8 ▁until ▁early ▁ 2 0 1 9 , ▁and ▁is ▁also ▁the ▁Br ady - John son ▁Dist ingu ished ▁Pract ition er ▁in ▁Grand ▁Str ategy ▁at ▁Y ale ▁University , ▁and ▁a ▁Member ▁of ▁the ▁Board ▁of ▁the ▁National ▁End ow ment ▁for ▁Dem ocracy . ▁ ▁Education ▁and ▁personal ▁life ▁ ▁Victoria ▁N ul and ▁was ▁born ▁in ▁Jewish ▁family ▁in ▁ 1 9 6 1 ▁to ▁Sher win ▁B . ▁N ul and , ▁a ▁distinguished ▁sur geon , ▁and ▁Rh ona ▁McK h ann . ▁She ▁graduated ▁with ▁a ▁B . A . ▁in ▁ 1 9 8 3 ▁from ▁Brown ▁University , ▁where ▁she ▁studied ▁Russian ▁literature , ▁political ▁science , ▁and ▁history . ▁N ul and ' s ▁husband ▁is ▁Robert ▁K agan , ▁an ▁American ▁ ▁historian ▁and ▁foreign ▁policy ▁comment ator ▁at ▁the ▁Brook ings ▁Institution . ▁ ▁Career ▁ ▁During ▁Bill ▁Cl inton ▁presiden cy , ▁N ul and ▁was ▁chief ▁of ▁staff ▁to ▁Deput y ▁Secretary ▁of ▁State ▁St ro be ▁Tal b ott ▁before ▁moving ▁on ▁to ▁serve ▁as ▁deput y ▁director ▁for ▁former ▁Soviet ▁Union ▁affairs . ▁She ▁also ▁served ▁as ▁the ▁principal ▁deput y ▁foreign ▁policy ▁advis er ▁to ▁Vice ▁President ▁Dick ▁Chen ey ▁and ▁then ▁as ▁U . S . ▁amb assador ▁to ▁NAT O . ▁ ▁N ul and ▁became ▁special ▁en voy ▁for ▁Con vent ional ▁Ar med ▁Forces ▁in ▁Europe ▁and