REPHRAIN’s leadership team members drive the fundamentals across technical, social, behavioural, policy and regulatory research on privacy, PETs and online harms: Computer Science (Rashid, Murdoch, Elahi, Such) approaches to privacy, PETs, explainable AI, usable privacy and tools to protect vulnerable users; International Relations (Carr) with a focus on digital technologies and policy; Law (Vranaki) specialising in the legal and regulatory implications of modern digital technologies; Psychology (Stanton Fraser) of trust, identity, social interaction and the human aspects of security & privacy; Management (Joinson) with expertise in human and organisational factors; Design (Nissen) examining data literacy, product and interaction design; Digital Humanities (Coté) on privacy, explainability and the social and cultural dimensions of data and AI.