Agent-based modelling of energy systems (my site at the DLR is here)
Natural resource systems (fisheries, irrigation, forestry)
Sustainability and Environmental Governance
Databases on Social-ecological systems (Common Pool Resources Database (CPR), Nepal Irrigation Database (NIIS, cleaned and repaired version), online available here, Forest Management (IFRI))
Investment decisions
Cooperation
Common pool resource problems
Public goods games, dictator-, ultimatum games
Altruism and egoism from an evolutionary perspective
Philosophy
Machine learning
Statistics
Philosophy of science (in particular: evolutionary-cognitive philosophy of science)
Epistemology (in particular: Evolutionary Epistemology)
Philosophy of biology
Formal semantics (e. g. Wordnet)
Computer based ontologies
Systematic creativity in science / invention Systems (e.g. TIPS, TRIZ)