1. Introduction; Kuno Schedler and Johannes Rüegg-Stürm 2. Rationality – The Notion, its Genesis and its Effects; Kuno Schedler and Johannes Rüegg-Stürm 3. Multirationality and Pluralistic Organisations; Kuno Schedler and Johannes Rüegg-Stürm 4. Multirational Management in Hospitals; Harald Tuckermann 5. Multirational Management in Tourism; Christian Laesser and Pietro Beritelli 6. Multiple Rationalities in Regional Development; Roland Scherer and Kristina Zumbusch 7. Multirational Management in Public Administration; Kuno Schedler and Angela Eicher 8. Multirational Management in Technology Companies; Daniel Bartl and Simon Grand 9. Multirational Management in Regional Public Transport; Mirco Gross and Lukas Summermatter 10. Strategies for Dealing with Multiple Rationalities; Kuno Schedler and Johannes Rüegg-Stürm 11. Consequences for Practice and Science; Kuno Schedler and Johannes Rüegg-Stürm