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The Editors

Peter Wollmann has been a responsible manager, initiator, mentor and facilitator in large, predominantly global transformations and strategic developments for almost 40 years. His specialties are the implementations of the Three-Pillar Model in organizations and focused setting checks to identify strengths, weaknesses, opportunities and threats and facilitate optimization measures. Since 2017 Peter has been working independently on organizational projects and future initiatives. After graduating in mathematics and physics from the University of Bonn, he began his professional career at Deutscher Herold, then part of the insurance group of Deutsche Bank. Later he took on strategic leadership and most recently was program director for global transformation in the Zurich Insurance Company (ZIC). In his professional network, he has leveraged his experience and strategic thinking to the development of various leading companies. He is the author and publisher of a number of books and articles on strategy, leadership, and project and project portfolio management. He is also the founder of wine business: VinAuthority.

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Frank Kühn has been supporting companies and institutions for many years in the areas of organization and leadership, change and project management. He brings his experience to developments such as the three-pillar model and systemic setting checks. Frank has a doctorate in work science. After leading positions in research and industry, he was a partner at HLP in Frankfurt and the ICG Integrated Consulting Group in Berlin and Graz. Today, he is an independent consultant, a business partner of ICG, and is associated with other project partners and think tanks. He has published numerous articles in management journals and books.

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Michael U. Kempf has been an experienced Management Consultant for over 20 years. The driving force of his professional activities is his strong ambition to design processes and organizations in a sustainable manner. He relishes identifying key challenges, diagnosing complex relationships and assisting in shaping the future. Gaining experience and learning something new are indispensable parts of his life, which is why he likes to seize new opportunities. He began his career as a carpenter before studying social work, education and business administration. His career has spanned various jobs in social work, 10 years as a manager (HR and logistics) in industrial and retail companies and, since 1998, in advising people, leadership teams as well as working teams and organizations that are all very different. Michael has co-authored numerous publications in the field of leadership and organizational development.

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Reto Püringer has worked for more than 20 years in the banking and insurance industry. He has held various senior positions in global companies. His practical experience ranges from Strategy Development, Business Model Design, Product/Proposition Development/Management, Enterprise-wide Portfolio Management, Program/Project Management, Operations/IT Management, Large Scale Change Program Delivery to Financial/Actuarial Management over different geographies and time zones, hierarchies and units, cultures and systems. Reto has managed multinational and multicultural change and transformation endeavours across the globe and managed teams of various sizes both on site and remotely. Reto holds a degree in Economical Informatics and Marketing and completed an Executive MBA at the University of Zurich.


A diverse international and interdisciplinary team of authors, practitioners and consultants contributed to the development of the Three-Pillars model and have created a passionate community.

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