Tuhia he tomokanga mo tenei irava - I whanau ia, i kuraina hoki i Brno, Czechoslovakia, ka ora i te Holocaust ma te whakauru ki te Kindertransport, ka noho i nga tau o te pakanga ki Ingarangi. I hoki ia ki Czechoslovakia i muri o te pakanga, i whiwhi tohu rongoa me te whakangungu hei taakuta tamariki i reira. Ko tana tuhinga tohungatanga mai i te Whare Wananga o Brno ko "Genetika isoamylas: Studie nového lidského polymorfismu. " (i te reo Ingarihi: "Genetics of Isoamylases: Study of the New Human Polymorphism") i te tau 1967. Whai muri i te whakaekenga o Te Heke
I te marama o Akuhata 1968, i mawhiti ia mo te wa tuarua ki Ingarangi, i reira i mahi ai ia me Lionel Penrose i te Kennedy-Galton Center for Medical and Community Genetics i Ranana mo te koretake o te hinengaro. I tohua ia ki te whare wānanga o Wisconsin-Madison i te tau 1975, i reira i mahi ai ia i roto i tana pokapū rangahau mo nga ngoikoretanga o te whanaketanga tangata, te Waisman Center, i runga i te tirotiro o mua me te tohutohu ira. I noho ia hei kaiwhakaako rongonui i te tau 2003.