Pedzisa mutsara unotevera: Hellmut Stern akaberekerwa muBerlin mumhuri yechiJudha. Baba vake, Dittmar Stern, vakanga vari mudzidzisi wezwi, uye amai vake, Ilse Rose Stern, vakanga vari muimbi wepiano. Amai vake vakamudzidzisa kuridza piyano kubva pazera remakore mashanu. Akaenda kuchikoro chechiJudha muWilmersdorf, uko mumwe mutsigiri akapa violin kumudzidzi ane zvipo zvikuru, iyo akagamuchira pazera ramakore mapfumbamwe. Mhuri yacho yakaedza kutama kutanga muna 1933. Mushure mokunge
November Pogrom muna 1938, vakatiza kubva kuBerlin kuenda kuHarbin, zvino muChina, uko amai vake vakanga vagamuchira chibvumirano chisiri chechokwadi somuridzi wepiyano. Ari kutapwa, Stern akabatsira mari yemhuri semuridzi wepiyano uye muimbi weviolin, achitamba mumabhawa, makirabhu ehusiku uye mahotera. Muna 1948, mhuri yacho yakatamira kuIsrael. Somuridzi wepiyano mubhawa paKing David Hotel muJerusalem muna 1951, akasangana naIsaac Stern, uyo akamugadzirira audition yeIsrael Philharmonic Orchestra muTel Aviv. Akakunda nzvimbo yake yokutanga yeorchestra somutambi wechipiri weviolin.