How artificial intelligence can reduce selfish behavior and reshape society
Forcing an AI system to “play nice” does not automatically make people cooperate. In one set of simulations,…
Why Reciprocity Refuses to Die: The Enduring Logic of Fairness in War
International humanitarian law (IHL) is often described as a triumph of principle over pragmatism; a set of rules…
Brazil to reinstate visas for U.S., Canadian and Australian citizens
SAO PAULO — Brazil will reintroduce visa requirements Thursday for U.S., Canadian and Australian citizens, a move that ends the…