9 6 ▁to ▁ 1 9 9 8 , ▁Les hin ▁was ▁the ▁W . ▁W . ▁Rub ey ▁Fac ulty ▁Fellow ▁in ▁the ▁Department ▁of ▁Earth ▁and ▁Space ▁Sciences ▁at ▁U CLA . ▁ ▁From ▁ 1 9 9 8 ▁to ▁ 2 0 0 1 , ▁Les hin ▁was ▁an ▁assistant ▁professor ▁at ▁the ▁Arizona ▁State ▁University . ▁ ▁In ▁ 2 0 0 1 , ▁she ▁became ▁the ▁De e ▁and ▁John ▁Wh item an ▁Dean ’ s ▁Dist ingu ished ▁Professor ▁of ▁Ge ological ▁Sciences ▁at ▁AS U . ▁ ▁In ▁ 2 0 0 3 , ▁she ▁became ▁the ▁director ▁of ▁AS U ' s ▁Center ▁for ▁Meteor ite ▁Studies , ▁which ▁houses ▁the ▁largest ▁university - based ▁meteor ite ▁collection ▁in ▁the ▁world . ▁ ▁She ▁directed ▁research , ▁education , ▁and ▁c uration ▁activities . ▁ ▁At ▁AS U , ▁she ▁also ▁spe ar head ed ▁the ▁form ulation ▁of ▁a ▁new ▁School ▁of ▁Earth ▁and ▁Space ▁Ex pl oration , ▁combining ▁Earth , ▁planet ary ▁and ▁ast ro phys ical ▁sciences ▁with ▁systems ▁engineering ▁in ▁a ▁nation ally ▁unique ▁inter dis cipl inary ▁academic ▁unit . ▁ ▁In ▁ 2 0 0 4 , ▁Les hin ▁served ▁on ▁President ▁Bush ’ s ▁Commission ▁on ▁Im plementation ▁of ▁United ▁States ▁Space ▁Ex pl oration ▁Policy , ▁a ▁nine - member ▁commission ▁charged ▁with ▁advis ing ▁the ▁president ▁on ▁the ▁execution ▁of ▁his ▁new ▁V ision ▁for ▁Space ▁Ex pl oration . ▁ ▁From ▁ 2 0