▁film ] ▁didn ' t ▁perpet uate ▁so ▁many ▁s tere ot ypes ▁about ▁prost itution , ▁we ' d ▁be ▁tempt ed ▁to ▁thank ▁the ▁studio ▁for ▁keeping ▁it ▁real ▁— ▁is h . ▁But ▁its ▁problems ▁are ▁a ▁little ▁too ▁big ▁to ▁ignore ." ▁ ▁Awards ▁and ▁nomin ations ▁ ▁References ▁ ▁External ▁links ▁▁▁▁▁▁▁ ▁Category : 2 0 1 0 s ▁por n ographic ▁films ▁Category : Fil ms ▁about ▁prost itution ▁in ▁the ▁United ▁States ▁Category : AV N ▁Award ▁w inners <0x0A> </s> ▁Dr . ▁John ▁Engel hardt ▁is ▁the ▁director ▁at ▁the ▁University ▁of ▁Iowa ▁Center ▁for ▁Gene ▁Ther apy ▁of ▁C yst ic ▁F ib ros is , ▁as ▁well ▁as ▁the ▁head ▁of ▁the ▁department ▁of ▁an atom y ▁and ▁cell ▁bi ology . ▁He ▁is ▁a ▁well ▁known ▁scient ist ▁and ▁invent or ▁who ▁created ▁the ▁first ▁cl oned ▁fer ret ▁and ▁has ▁made ▁huge ▁str ides ▁in ▁finding ▁the ▁c ure ▁for ▁c yst ic ▁fib ros is . ▁ ▁Education ▁Dr . ▁Engel hardt ▁got ▁his ▁under grad uate ▁degree ▁in ▁bio chem istry ▁at ▁Iowa ▁State ▁University ▁in ▁ 1 9 8 5 . ▁He ▁then ▁went ▁on ▁to ▁get ▁his ▁doctor ate ▁in ▁human ▁gen et ics ▁from ▁Joh ns ▁Hop kins ▁University ▁in ▁ 1 9 9 0 . ▁ ▁Research ▁Dr . ▁Engel hardt ▁is ▁most ▁widely ▁known ▁for ▁his ▁creation ▁of ▁new ▁animal ▁models ▁for ▁the ▁study ▁of ▁c yst ic ▁fib ros is . ▁In ▁the