Days of protest across Iran have left hundreds dead and many more injured.
Attempts by Iranian authorities to quell dissent through a near-total internet blackout point to the pivotal role that social media has played in organizing, spreading and documenting unrest.
The Conversation asked Shirvin Zeinalzadeh, an expert on the impact of media in collective action in Iran, to analyze how social media has been used during the mass protests and what its use reveals about protesters’ demands.