ape ▁Our ▁World ", ▁writing ▁that ▁as ▁head ▁of ▁the ▁F DA , ▁which ▁" w ield s ▁enorm ous ▁influence ▁on ▁American ▁lives ", ▁von ▁E schen bach ▁" could ▁make ▁a ▁signal ▁contribution ▁to ▁the ▁public ' s ▁health " ▁by ▁foc using ▁on ▁issues ▁of ▁di et ▁and ▁ob es ity ▁in ▁addition ▁to ▁dru gs ▁and ▁disease . ▁ ▁On ▁August ▁ 1 , ▁ 2 0 0 6 , ▁Sen ators ▁Cl inton ▁and ▁Cant well ▁announced ▁they ▁would ▁block ▁his ▁nom ination ▁to ▁be ▁the ▁permanent ▁F DA ▁commission er ▁because ▁of ▁his ▁department ' s ▁failure ▁to ▁act ▁on ▁the ▁application ▁by ▁Bar r ▁Ph arma ce ut ical s ▁to ▁sell ▁Plan ▁B ▁over - the - counter . ▁They ▁ultimately ▁voted ▁for ▁his ▁nom ination . ▁ ▁E schen bach ▁left ▁the ▁F DA ▁in ▁ 2 0 0 9 ▁to ▁join ▁Green leaf ▁Health , ▁which ▁coun s els ▁ph arma ce ut ical ▁clients , ▁before ▁starting ▁his ▁own ▁consult ing ▁company , ▁Sam ar itan ▁Health ▁In iti atives . ▁ ▁Andrew ▁von ▁E schen bach ▁was ▁instrument al ▁in ▁the ▁development ▁and ▁growth ▁of ▁the ▁Pro state ▁Can cer ▁Foundation ▁( f ounded ▁by ▁Michael ▁Mil ken ) ▁since ▁its ▁in ception ▁in ▁ 1 9 9 3 ▁and ▁held ▁a ▁board ▁membership ▁position ▁and ▁scientific ▁ad visor ▁role ▁at ▁the ▁foundation . ▁ ▁C - Change , ▁a ▁forum ▁that ▁brings ▁together ▁the ▁principal ▁leaders ▁of ▁key ▁national ▁cancer