Keshtegar seems to be a far left person:
The Leftist Movement
Dr Mohamad Omidvar The Tudeh Party of Iran, England
Mr. Babak Amir Khosravi Peoples Democratic Party of Iran, France
Mr. Nader Baktash The workers Communist party of Iran, France
Dr Manouchehr Sabetian Head of Student Confederation, England
Mr. Bijan Hekmat Nationalist Republicans of Iran, France
Mehrdad Darvishpour Researcher & Leftist activist, Sweden
Mr. Farokh Negahdar Head of international relations, The Organization of Iranian Peoples Fedayeen (Majority), England
Mr. Ali Keshtegar Editor of Meehan monthly publication, France
http://www.aciiran.com/socio-po1.htm