Dr. phil. Siegfried Greif, retired professor, University of Osnabrück (Germany, Chair of Work and Organizational Psychology).

His current work and research focus are on expanding and improving the effectiveness of coaching methods. He has published 20 books, including a monograph on “Coaching und ergebnisorientierte Selbstreflexion” (2008, Hogrefe) and “Was ist Coaching?” (2021), and is a coeditor of the “International Handbook of Evidence-Based Coaching” (2022, Springer).

He is the author of many articles in specialist journals and various book chapters. He conducts scientifically based and certified coaching training for practitioners in a project of the Chair of the Division of Social, Organizational and Economic Psychology, Prof. Dr. Rudolf Kerschreiter at the Free University of Berlin, Germany, together with the association “Arbeit,Bildung und Forschung e.V.” Siegfried Greif is a member of the German Psychological Society and founder of the Innovation Award of the Division of Work, Organizational and Business Psychology, as well as a member of the GermanFederal Association of Coaching (DBVC, Senior Coach) and the International Society of Coaching Psychology (ISCP).

He was a Research Fellow of the British Psychological Society (1984), held the Wilhelm Wundt Chair at the University of Leipzig (1991/92), and has been a member of the Scientific Advisory Board of the Research Council of the Institute of Coaching (IoC) at Harvard Medical School, USA, since 2016.

Homepage University of Osnabrueck: https://www.home.uni- osnabrueck.de/sgreif/english/index.html

Coaching training “Result-oriented Coaching”, which is based on science: https://www.abfev.de/leistungen/coaching-ausbildung/

Homepage Research Gate (publications and downloads): https://www.researchgate.net/profile/Siegfried-Greif