She began participating in the One Million Signatures Campaign for Equality, a group that connects activists in Iran with Iranian communities in the West.Here are news clippings on the situation from CSU Northridge.
Activist organizations, many of which advocate peaceful political and social change, greatly irk authorities in the Islamic Republic. Iran accuses them of being fronts for Western powers seeking to topple the government using the "velvet revolution" tactics that contributed to the downfall of regimes in former Soviet states.
A report issued this month by a United Nations human rights watchdog raised concerns about "an increasing crackdown in the past year on the women's rights movement" in Iran.
"Women's rights activism is sometimes presented by the Iranian government as being connected to external security threats to the country," the report says.
On Sunday, security agents blocked Sussan Tahmasebi, a leader of One Million Signatures, from leaving Iran and seized her passport, according to New York-based Human Rights Watch.
Letter writers are needed to help secure her release. Click here to sign a petition. Click here to sign one via the American Islamic Congress. Click here to get talking points and addresses to help you write your own (individually written letters carry more weight than on-line petitions). You can also join a facebook group for updates and information.