As an expert on human rights in Iran, Shadi Sadr has led many campaigns and organisations which have endeavoured to eradicate human rights violations and abusive practices by the state. As a practicing lawyer, Shadi Sadr has successfully defended several women activists and journalists in court, who had been sentenced to execution. This campaign is one of several launched by Women's Field, a women's rights group of which Sadr was a member. This chapter of Sadr’s life has been portrayed in the documentary Women in Shroud which were shown in international human rights film festival all over the world. Following the
2003 Bam earthquake, she helped organise a relief effort to collect food and supplies for women and children in the area of
Bam. In 2010, with
Shadi Amin, Shadi Sadr co-founded a new organisation
Justice for Iran (JFI) which aims to address and eradicate the practice of impunity that empowers officials of the
Islamic Republic of Iran to perpetrate widespread human right violations against their citizens and to hold them accountable for their actions. As the Executive Director of Justice for Iran (JFI), she has overseen the creation and implementation of several research projects on gross violations of the rights of ethnic and religious minorities, LGBTs, women, and those who are persecuted because of their political beliefs. She is also the co-author of Crime and Impunity: Sexual Torture of Women in Islamic Republic Prisons. Shadi Sadr served as a member of the panel of judges for the 2015 International People’s Tribunal (IPT)1965 on the crimes occurred in Indonesia and the
2017 People's Tribunal on Myanmar. In July 2025 Shadi Sadr reported Iranian opposition activist Mehdi Nasiri to Canadian Immigration officers for removal. Mehdi Nasiri is an active opposition figure, who has broken off with the Islamic Republic and is a content producer, however Nasiri supports the Pahlavi movement and holds dissimilar political opinions than Shadi Sadr. ==Arrest==