Career
He was an expert on Iranian Nuclear Dossier and Foreign Policy and published hundreds of articles in Iranian newspapers. Ghassemi was working as the Editor of International Affairs Desk of Etemad-e Melli, a pro-reform daily named after a party established by the former reformist speaker of parliament, Mehdi Karrubi. He was a critic of the conservative policies of the government led by Mahmoud Ahmadinejad.
The site was famous for its criticisms of the right-wing and fundamentalist movements.
He died January 9, 2008, at home in Tehran, at age 30, from heart failure and was laid to rest in Tehran cemetery (Behesht-e Zahra) in the “journalists” section (Ghet"ey-e Ashaab-e-Rasaaneh).