People of different fields came together for the same dream of building a smart city.

The prospect of a gleaming, green, high-tech experimental city was personally motivating to participants from diverse industry backgrounds, ranging from software to real estate development to city government. Their enthusiasm for the project’s unique combination of technical innovation and bold demonstration of new possibilities brought people together and gave them, for all their differences, a shared identity.

A popular Iranian actress whose latest movie won two awards at the recent Cannes Film Festival threw her native country into an uproar on Tuesday after images emerged suggesting that she had a feminist tattoo on her arm.