Alexandru is a Postdoctoral Researcher in the Centre for Argument Technology (ARG-Tech) at the University of Dundee studying collective decision-making and argumentation. He is also a member of the History, Philosophy, and Culture Working Group of the Next Generation Event Horizon Telescope collaboration.

From January 2023 he will be Research Associate in AI Risk and Foresight at the Centre for the Study of Existential Risk, University of Cambridge.

He collaborated with the DARPA-funded repliCATS project on using structured expert elicitation techniques to predict the reliability of research in the social & behavioural sciences. The project received the University of Melbourne Research Excellence Award for Interdisciplinary Research in 2022.

Before coming to ARG-Tech he was a Teaching Assistant Professor and a core faculty member in the Philosophy, Politics and Economics Program at the University of North Carolina, Chapel Hill (UNC) and a Fellow in Political Theory in the Department of Government at the London School of Economics and Political Science.

He has a PhD in Philosophy from the London School of Economics and Political Science (2018).