Efraim was an only child. In 1939 he joined “Maccabi Hatzair” but a year later he became a member of “Hashomer Hatzair” with a group of friends. In 1941, after graduating from high school, he learned construction locksmith’s work. After completing his studies he worked as a professional locksmith. In December 1943 Ephraim was enlisted in the movement’s activities.
On 19.3.1944, the day the Germans invaded Hungary, he was staying in Budapest on sick leave. Following the instructions from the movement he went underground equipped with forged documents. He was sent on missions to the country towns of Debrecen, Nyirbátor, Nyíregyháza, Kisvárda, Miskolc and some others in order to deliver Aryan documents and money to the local Jews, give them instructions on how to escape and information on what was happening.
At the beginning of June 1944, following instructions from Moshe Alpan, Efraim crossed the border into Romania near the town of Nagyvárad (Oradea). He arrived in Eretz Israel (Palestine) with his wife Tzipora on 4.11.1944. He joined Kibbutz Negba and was one of the founders of Kibbutz Yehiam.
In 1959 he left the kibbutz, worked for the Ministry of Agriculture and later worked independently. He lives in Tel-Aviv. Efraim was among the active members of the Society for Research of the History of the Zionist Youth Movements in Hungary.