1. Parmenides Center for the Conceptual Foundations of Science; Munich/Pullach Germany
2. MTA-ELTE-MTMT Ecology Research Group; Budapest Hungary
3. MTA-ELTE Theoretical Biology and Evolutionary Ecology Research Group; Department of Plant Systematics; Ecology and Theoretical Biology; Budapest Hungary
4. Department of Plant Systematics, Ecology and Theoretical Biology; Institute of Biology; Eötvös University; Budapest Hungary