Jacob Klein is the Head of Threat Intelligence at Anthropic, where he leads a specialized team that detects and investigates sophisticated real-world AI misuse, translates those findings into stronger safeguards, and actively red-teams Anthropic's defenses to uncover novel evasion techniques. Before Anthropic, Jacob built and scaled the Trust and Safety organization at Coinbase from the ground up, leading teams across threat investigations, data science, operations, and product policy, and establishing industry-leading practices for protecting users in a fast-moving cryptocurrency ecosystem. Earlier, he served as a Strategic Threat Intelligence Manager at Google during the 2020 U.S. election and the COVID-19 pandemic, delivering strategic risk assessments to senior leadership and architecting Google's approach to countering violent extremism.