High Quality Content by WIKIPEDIA articles Yitzhak Arad (Hebrew: יצחק ארד ) (n Itzhak Rudnicki) (born November 11, 1926), is an Israeli historian, retired IDF brigadier general and a former Soviet partisan who has served as director of Yad Vashem from 1972 to 1993. He is wanted for war crimes by Lithuania, and is accused by the prosecution of having served in the NKVD.