Sebastian Poledna

Guest Senior Research Scholar

Exploratory Modeling of Human-natural Systems Research Group

Advancing Systems Analysis Program

Biography

Sebastian Poledna is a Guest Senior Research Scholar in the Exploratory Modeling of Human-natural Systems (EM) Research Group of the IIASA Advancing Systems Analysis Program.

His scientific interests include new approaches to macroeconomics, the impact of climate change on socioeconomic systems, the systemic risk of various complex systems, and financial regulation.

He holds double degrees in physics (2005-2011) and in economics and business administration (1999-2003). He has worked as a practitioner in risk management at one of the largest European banks for almost a decade (2007-2015). He obtained his PhD in physics at the University of Vienna in 2016.

Poledna first joined IIASA as a research scholar in the former IIASA Advanced Systems Analysis and Risk and Resilience programs in 2015. From 2021-2025, he served as the Research Group Leader of the EM Research Group.

Last update: 24 FEB 2026

Publications

Hochrainer-Stigler, S. & Poledna, S. (2016). Modelling Dependent Risk With Copulas: An Application On Flooding Using Agent-Based Modelling. Geoinformatics Research Papers 4 (BS4002) 10.2205/2016BS01Sochi.

Leduc, M.V., Poledna, S., & Thurner, S. (2015). Systemic Risk Management in Financial Networks with Credit Default Swaps. In: Systems Analysis 2015 - A Conference in Celebration of Howard Raiffa, 11 -13 November, 2015, Laxenburg, Austria.

Poledna, S., Molina-Borboa, J.L., Martinez-Jaramillo, S., van der Leij, M., & Thurner, S. (2015). The multi-layer network nature of systemic risk and its implications for the costs of financial crises. Journal of Financial Stability 20 70-81. 10.1016/j.jfs.2015.08.001.

Klimek, P., Poledna, S., Farmer, J.D., & Thurner, S. (2015). To bail-out or to bail-in? Answers from an agent-based model. Journal of Economic Dynamics and Control 50 144-154. 10.1016/j.jedc.2014.08.020.

Poledna, S., Thurner, S., Farmer, J.D., & Geanakoplos, J. (2014). Leverage-induced systemic risk under Basle II and other credit risk policies. Journal of Banking & Finance 42 (1) 199-212. 10.1016/j.jbankfin.2014.01.038.