 5. Modifying at least one of the conflicting preference relations. This is what happens when people involved in negotiations or discussions approach each other’s views in ways that make their preference relations less conflicting. The Delphi method is a systematized procedure that can be used to reduce interindividual differences in preferences. On an intraindividual level, strivings for a reflective equilibrium can take the form of adjusting preference relations that concern different aspects of an issue to each other. From a psychological point of view, such changes can be described as reductions of cognitive dissonance in value issues.