. ▁She ▁then ▁engaged ▁in ▁post - do ctor al ▁research ▁in ▁medical ▁bi oph ot on ics ▁in ▁the ▁labor atory ▁of ▁Professor ▁Brian ▁Wilson , ▁University ▁of ▁Toronto ▁and ▁Princess ▁Margaret ▁Can cer ▁Centre , ▁in ▁Toronto , ▁Canada . ▁ ▁She ▁was ▁appointed ▁as ▁Senior ▁Scient ist ▁and ▁Princi pal ▁Investig ator ▁at ▁National ▁Can cer ▁Centre ▁Singapore ▁between ▁ 1 9 9 5 ▁and ▁ 2 0 0 9 . ▁In ▁ 2 0 0 7 , ▁she ▁was ▁also ▁appointed ▁as ▁Head ▁of ▁Bio - opt ical ▁Im aging ▁at ▁the ▁Singapore ▁Bio im aging ▁Cons ort ium ▁( SB IC ) ▁and ▁also ▁Ad j unct ▁Professor ▁at ▁Department ▁of ▁Ph arm acy , ▁National ▁University ▁of ▁Singapore . ▁In ▁ 2 0 0 9 , ▁she ▁was ▁appointed ▁as ▁Sto kes ▁Professor ▁of ▁Bi oph ot on ics ▁at ▁the ▁National ▁University ▁of ▁Ireland , ▁Gal way ▁and ▁Ad j unct ▁Professor ▁of ▁Bi oph ot on ics ▁in ▁Royal ▁College ▁of ▁Sur ge ons ▁in ▁Ireland . ▁ ▁She ▁is ▁well ▁recognized ▁for ▁her ▁ground bre aking ▁research ▁in ▁phot om edic ine ▁by ▁the ▁International ▁Bi oph ot on ics ▁Community ▁and ▁regarded ▁as ▁a ▁pione er ▁in ▁the ▁area ▁of ▁clin ical ▁applications ▁of ▁phot om edic ine ▁in ▁optical ▁di agnostics ▁and ▁th era pe ut ics ▁both ▁in ▁Singapore ▁and ▁Ireland . ▁She ▁received ▁the ▁Sing He alth ▁research ▁excell ence ▁award ▁for ▁her ▁contribution ▁to ▁scientific ▁research ▁excell ence ▁in