Letters:
Center for AI Safety Statement on AI Risk: Mitigating the risk of extinction from AI should be a global priority alongside other societal-scale risks such as pandemics and nuclear war.
Prominent AI Researchers:
Yoshua Bengio: How Rogue AI's may Arise (CAIS signatory)
Geoffry Hinton: Why neural net pioneer Geoffrey Hinton is sounding the alarm on AI (CAIS signatory)
Ilya Sustkever (CAIS signatory)
Max Tegmark (CAIS Signatory)
Ray Kurzweil (CAIS Signatory)
Stuart Russell (CAIS Signatory)...