UN-Tencent partnership raises questions of censorship and surveillance

Michael Caster is a human rights advocate and researcher and the co-founder of Safeguard Defenders, an NGO specializing in human rights in China.

At the start of April, the U.N. and Chinese technology business Tencent Holdings announced a partnership to host thousands of online conversations using Tencent's videoconferencing software, in part to ask what the world should look like in 25 years.