▁at ▁Oxford ▁University . ▁In ▁ 2 0 1 4 , ▁she ▁was ▁included ▁in ▁the ▁BBC ' s ▁ 1 0 0 ▁Women . ▁ ▁Life ▁St ub bs ▁was ▁born ▁in ▁Po ole ▁and ▁attended ▁Can ford ▁School . ▁Her ▁father , ▁Mark ▁St ub bs , ▁was ▁a ▁ro wer . ▁ ▁B ri anna ▁completed ▁the ▁crossing ▁of ▁the ▁English ▁Channel ▁with ▁her ▁father ▁as ▁part ▁of ▁his ▁prepar ation ▁for ▁the ▁ocean ▁row . ▁▁▁ ▁In ▁ 2 0 1 0 ▁she ▁went ▁up ▁to ▁P embro ke ▁College , ▁Oxford , ▁to ▁study ▁medicine . ▁After ▁comple ting ▁a ▁ 3 ▁year ▁Bach el ors ▁in ▁Pre cl in ical ▁Sciences , ▁she ▁was ▁awarded ▁an ▁Indust rial ▁Fellow ship ▁by ▁the ▁Royal ▁Commission ▁for ▁the ▁Ex hib ition ▁of ▁ 1 8 5 1 , ▁in ▁order ▁to ▁study ▁for ▁a ▁D . Ph il . ▁in ▁Phys i ology . ▁She ▁joined ▁a ▁research ▁team ▁involved ▁in ▁developing ▁a ▁k et one ▁drink ▁for ▁use ▁in ▁sports , ▁with ▁her ▁own ▁research ▁foc uss ed ▁on ▁k et one ▁met abol ism ▁in ▁athlet es , ▁the ▁effects ▁of ▁different ▁k et one ▁supp lement s ▁on ▁human ▁phys i ology , ▁and ▁the ▁effects ▁of ▁k et one ▁drink s ▁on ▁app et ite . ▁▁ ▁In ▁ 2 0 1 7 , ▁St ub bs ▁took ▁the ▁role ▁of ▁Research ▁Le ad ▁with ▁a ▁Sil icon ▁Valley ▁based ▁start - up , ▁H