A research team which stands for quality
Our authors
Prof. Dr. John G. Geier, Prof. Dr. Günter F. Müller and Rob Lebow have devoted themselves to the topics of social and personal competence for many years. their scientific research work and their extensive practical experience have flowed into persolog's models.
The pioneer of personality models
- Personality - his life's work
Prof. Dr. John G. Geier was a pioneer in the world of personality models. He was the originator and developer of the persolog Personality Factor Model. Geier Learning Systems is persolog GmbH's licensor. In addition, John Geier was the author of many books.
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- Clinical psychology is the basis
Specialist for human development
persolog's analysis tools and concepts would be unthinkable without Prof. Dr. Dorothy Downey co-author, long-standing researcher and lecturer at the University of Minnesota and Vice Chairman of Geier Learning International.
- Authenticity through self-management
Researcher in the area of self-management
Prof. Dr. Günter F. Müller, Professor for Social, Occupational, Industrial and Organizational Psychology at the Psychology Department of the University in Landau. The main focus of his research is the topic of self-management.
