and "An Introduction to Islamic Revolution" are among bestsellers and prominent books on Iranian contemporary politics.

[1] Zibakalam has become a familiar face in Iran for his passionate and daring debates with hardliners in which he publicly challenges the state line on many sensitive topics.

[1] In January 2014, Zebakalam wrote an open letter to Hassan Rouhani and criticized him for not focusing on his campaign promises including freeing political prisoners and ending house arrest of the 2009 presidential candidates (Mir-Hossein Mousavi, Zahra Rahnavard, and Mehdi Karroubi).

[12][13] Zibakalam has questioned the achievements of the nuclear program of Iran and for this he has been charged with "weakening the system".

[2][15] Sadegh Zibakalam received a one-year prison term from the Islamic Revolutionary Court in March 2018 as a result of critical remarks he made in an "Interview with a Persian-language foreign medium," Deutsche Welle.