Abstract The effects of repression on dissent are debated widely. We contribute to the debate by developing an agent-based model grounded in ethnographic interviews with dissidents. Building new psychology research, integrates emotions as a dynamic context dissent. moreover differentiates between four types: violence, street blockages, curfews and Facebook cuts. simulations identify short-term ...

Current anonymous communication systems make a trade-off between weak anonymity among many nodes, via onion routing, and strong anonymity among few nodes, via DC-nets. We develop novel techniques in Dissent, a practical group anonymity system, to increase by over two orders of magnitude the scalability of strong, traffic analysis resistant approaches. Dissent derives its scalability from a clie...

Over recent years, science and technology have been reassessed increasingly in ethical terms. Particularly for life science governance, ethics has become the dominant discourse. In the course of this ‘‘ethical turn’’ national ethics councils were set up throughout Europe and in the United States to advice politics in ethically controversial issues such as stem cell research and genetic testing....