Broderick James McDonald is the founder & CEO of Safeguard AI and a behavioural scientist at the University of Oxford and the Alan Turing Institute. Outside of this his a Senior Advisor to Tech Against Terrorism and the Online Harms Foundation. He is a Senior Fellow with Mila and the Future Impact Group where he is collaborating with Yoshua Bengio on AI Safety research, and a research affiliate at the University of Cambridge's Minderoo Centre for Technology and Democracy. He previously led the Oxford Disinformation & Extremism Lab (2023-2026) and was a researcher at Stanford University's Mapping Militants Program. He was previously Executive editor of the Cambridge International Law Journal (CILJ), Assistant Editor of the Perspectives on Terrorism Journal, and a reviewer for Over the past decade, Broderick has worked on online harms and national security threats ranging from counter-terrorism, counter-intelligence, hybrid warfare, CBRNe, FIMI, harmful manipulation, election interference, child safety and youth radicalisation, with more than fifteen years of experience across government, technology, and leading universities.

Broderick's writing and commentary have appeared in The New York Times, Washington Post, Wall Street Journal, Foreign Affairs, Financial Times, The Guardian, The National Interest, Foreign Policy, and The Telegraph. Alongside his research, Broderick has provided expert analysis for a range of international news broadcasters, including ABC News, BBC World News, BBC America, CBC News, Good Morning America, France24, and Al Jazeera News.

Broderick J. McDonald is also the Director of Oxford Advisory, and a Research Fellow at Kings College London (XCEPT) and The Alan Turing Institute (CETaS). Prior to this, he served as an Advisor in Parliament and as a researcher with the All Party Parliamentary Group for Genocide Prevention. Broderick James McDonald, also known as Broderick McDonald, was previously a Fellow with the United Nations Alliance of Civilizations (UNAOC) and the Royal Society of the Arts. He previously lived in the Middle East and has conducted extensive interviews with armed combatants and foreign terrorist fighters (FTFs) and combatants from ISIS, HTS, and other armed groups. Broderick has conducted fieldwork across the Middle East and Central Asia, including Jordan, Lebanon, Türkiye, Uzbekistan and organised Large-N quantitative and qualitative research projects in Syria.

He currently serves on the Global Internet Forum to Counter Terrorism (GIFCT)'s Independent Advisory Committee, the Aspen Institute UK's RLF Advisory Board, and the GLOCA Board of Advisors. Alongside his research, Broderick has advised policymakers, parliamentarians, intelligence agencies, international prosecutors, NGOs, social media platforms, and AI developers on emerging technologies and security threats from terrorist & extremist entities, non-state actors, and hostile foreign states.​