
Rüdiger Ullrich
psychologistMale0.0Global Dominance: 0.00%
Rüdiger Ullrich is a German psychologist recognized for his work in refining and advancing Assertiveness Training techniques, which aim to empower individuals to express their needs and set boundaries in social interactions.
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Rüdiger Ullrich is a German psychologist who further developed the Assertiveness Training concept in the 1970s.
Wie man lernt, Grenzen zu setzen und Bedürfnisse zu formulierenNeue Zürcher Zeitung·
Switzerland· 2025-02-24




