Binyamin, was born in 1928, third generation in Jerusalem, to his parents Tova, Jerusalem-born, and Moshe. His father was a tailor who had emigrated from Poland 1908 at the age of three and was the son of a traditional Jewish Zionist family, with a leaning to the Right. One of the grandfathers from his father’s family headed a Yeshiva in a Polish town.
In his childhood in Jerusalem, Binyamin studied at Talmud-Torah “Mizrachi” and at the “Mizrahi” Teachers Seminary. He was a member of Bnei-Akiva, the Scouts movement, and later Beitar.
In 1944 he joined Lehi, participated in ideological lectures and received training in light weapons. During his service in Lehi he participated in operations against the British, such as laying mines and other activities. He also participated in the battle of Deir-Yassin.
In February 1948 (three months prior to other Lehi members) he joined the IDF, and served in the Infantry Corps in the rank of Lieutenant. In 1949, at the end of the War of Independence, he was discharged.
Binyamin married Gila nee Lentzitzki in 1952. The couple has three children and seven grandchildren. In 1954 he established an import company called
“B. Dror Ltd”, as well as agencies for rubber and plastic products designed for industry and transportation usage. He worked in the company with his two sons. Moshe donated for the planting of a Section in the Lehi Memorial Forest, the “Avner” section. His hobbies include coin and stamp collection, which he has been collecting since his childhood.