ans ▁of ▁Singapore ▁Category : L iving ▁people ▁Category : Year ▁of ▁birth ▁missing ▁( l iving ▁people ) ▁Category : Sing ap ore an ▁Ang lic ans ▁Category : 2 1 st - century ▁Ang lic an ▁b ish ops <0x0A> </s> ▁K arm ella ▁Ann ▁Hay nes ▁is ▁a ▁bi omed ical ▁engineer ▁and ▁Associ ate ▁Professor ▁at ▁Em ory ▁University . ▁She ▁research es ▁how ▁chrom atin ▁is ▁used ▁to ▁control ▁cell ▁development ▁in ▁bi ological ▁t issue . ▁ ▁Early ▁life ▁and ▁education ▁ ▁Hay nes ▁is ▁originally ▁from ▁St . ▁Louis . ▁She ▁attended ▁Florida ▁A & M ▁University , ▁gradu ating ▁in ▁ 1 9 9 9 ▁with ▁a ▁b ach elor ' s ▁degree ▁in ▁bi ology . ▁She ▁then ▁attended ▁Washington ▁University ▁in ▁St . ▁Louis ▁for ▁her ▁post grad uate ▁studies , ▁working ▁with ▁Sarah ▁El gin ▁on ▁DNA ▁and ▁gene ▁expression . ▁In ▁ 2 0 0 6 ▁she ▁received ▁her ▁Ph . D ▁in ▁mole cular ▁gen et ics ▁from ▁the ▁University . ▁She ▁spent ▁her ▁sum mers ▁working ▁at ▁Massachusetts ▁Institute ▁of ▁Technology . ▁ ▁Research ▁and ▁career ▁ ▁Hay nes ▁completed ▁post do ctor al ▁fellow ships ▁at ▁David son ▁College , ▁in ▁ 2 0 0 8 , ▁and ▁Harvard ▁Medical ▁School ▁in ▁ 2 0 1 1 . ▁While ▁at ▁David son ▁College ▁as ▁a ▁Howard ▁Hugh es ▁Medical ▁Institute ▁Fellow , ▁Hay nes ▁won ▁publication ▁of ▁the ▁year ▁from ▁the ▁Journal ▁of ▁Bi ological ▁Engineering ▁for ▁her