2 0 0 6 . ▁ 1 6 ▁Nov , ▁ 2 0 0 7 ▁ ▁Taylor , ▁Kar en ▁T ., ▁For ens ic ▁Art ▁and ▁Ill ustration ''' ', ▁B oca ▁R aton , ▁London , ▁New ▁York , ▁Washington ▁D . C .: ▁C RC ▁Press , ▁ 2 0 0 1 . ▁ ▁" Web ▁Inter view : ▁Kar en ▁T . ▁Taylor , ▁for ens ic ▁art ▁consult ant " ▁ ▁Z imm erman , ▁Ed ith . ▁" Under standing ▁F aces ▁from ▁the ▁Inside ▁Out : ▁The ▁Art ▁of ▁For ens ic ▁Draw ing ." ▁American ▁Art ist ▁Draw ing ' ', ▁Summer ▁ 2 0 0 6 . ▁ ▁External ▁links ▁ ▁Category : 1 9 5 2 ▁birth s ▁Category : L iving ▁people ▁Category : For ens ic ▁artists ▁Category : Pe ople ▁from ▁Fort ▁W orth , ▁Texas ▁Category : American ▁sculpt ors <0x0A> </s> ▁The ▁He af ▁test , ▁a ▁di agnostic ▁skin ▁test , ▁was ▁long ▁performed ▁to ▁determine ▁whether ▁or ▁not ▁children ▁had ▁been ▁exposed ▁to ▁t uber cul osis ▁in fection . ▁ ▁The ▁test ▁was ▁named ▁after ▁F . ▁R . ▁G . ▁He af . ▁ ▁Also ▁known ▁as ▁the ▁S terne ed le ▁test , ▁it ▁was ▁admin ister ed ▁by ▁a ▁He af ▁gun ▁( tra dem ark ed ▁" S terne ed le "), ▁ ▁a ▁spring - loaded ▁instrument ▁with ▁six ▁need les ▁arranged ▁in ▁a ▁circular ▁formation ▁which ▁was ▁inserted ▁in