, ▁bi oph ys ics ▁and ▁mole cular ▁bi ology ▁of ▁the ▁co ch lea . ▁This ▁work ▁provided ▁the ▁basis ▁for ▁the ▁present ▁understanding ▁of ▁the ▁role ▁of ▁outer ▁hair ▁cells ▁in ▁hearing , ▁that ▁of ▁providing ▁ampl ification ▁in ▁the ▁co ch lea . ▁After ▁his ▁ret irement ▁in ▁ 2 0 1 2 , ▁he ▁became ▁a ▁professional ▁sculpt or . ▁ ▁Biography ▁An ▁only ▁child , ▁D all os ▁was ▁born ▁in ▁ 1 9 3 4 ▁in ▁Budapest , ▁Hung ary . ▁He ▁attended ▁the ▁Techn ical ▁University ▁of ▁Budapest ▁from ▁ 1 9 5 3 ▁to ▁ 1 9 5 6 , ▁major ing ▁in ▁elect rical ▁engineering . ▁After ▁particip ating ▁in ▁the ▁ 1 9 5 6 ▁anti - S ov iet ▁revolution , ▁he ▁escaped ▁and ▁imm igr ated ▁to ▁the ▁United ▁States . ▁He ▁finished ▁his ▁under grad uate ▁work ▁at ▁the ▁Illinois ▁Institute ▁of ▁Technology ▁( 1 9 5 8 ), ▁followed ▁by ▁MS ▁( 1 9 5 9 ) ▁and ▁Ph . D ▁( 1 9 6 2 ) ▁degrees ▁from ▁North western ▁University . ▁He ▁was ▁one ▁of ▁the ▁first ▁doctor al ▁students ▁to ▁special ize ▁in ▁bi omed ical ▁engineering ▁( ad vis er ▁R . W . ▁Jones ) ▁under ▁the ▁a eg is ▁of ▁the ▁Elect rical ▁Engineering ▁department . ▁His ▁th esis ▁work ▁on ▁model ing ▁predict ive ▁eye ▁movements ▁is ▁still ▁being ▁c ited ... ▁Upon ▁comple ting ▁his ▁degree , ▁he ▁accepted ▁a ▁position