 An active supporter of the Communist Tudeh Party of Iran from the late 1940s to the mid 1980s, he distanced himself from its leadership in 1988–1990, and turned into an outspoken critic in the mid 1990s.Siavash Kasrai was born into a family of officials, some (his uncle Abdol-Karim Kasrai in particular) with a serious interest in literature.In Tehran since his early age, he received his primary education at Adab School, and secondary education at the Military College and Dar ul-Funun.