Career
Born in Kalajan village, west of Gorgan, Hajjimashhadi was arrested in 1975 during the reign of the Shah of Iran, and imprisoned for his leftist political leanings and activism. He was released in 1978. Hajjimashhadi studied law at Tehran University.
After receiving his degree, he practiced commercial law for some time, but he continued his political activism and defense of human rights.
Much of his work has been in defense of the freedom of expression, and in that role, he has represented a number of weekly magazines and newspapers in Iran that have been targeted by the regime such as Hambastegi, Mardom-Salari, and Nowrooz.