Biography
Archbishop Thomas Andrew S. Winkler, Ph.D., O.S.C.B


Archbishop Thomas Andrew S. Winkler, Ph.D., O.S.C.B., serves as the Metropolitan Archbishop of the Ecumenical Catholic Church of Christ (ECCC) in Germany and is also the founding chairman of Diacare e.V., an association dedicated to pastoral care, education, and social engagement. He is also a Benedictine monk, a theologian, and a spiritual director. His book was published in 2016by Fromm Verlag (see inset at left):
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Rooted in the Benedictine and Iro-Scottish spiritual traditions, Archbishop Thomas brings together theology, history, and pastoral psychology in his service to both Church and society. He was ordained a deacon in 2014, a priest in 2016, and a bishop in 2020. He became a full member of the ECCC as an archbishop in 2021 (see church news).
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He studied theology with a strong focus on Church History, Medieval Studies, Patristics, Scholasticism, and Anglo-Catholic Theology at different colleges. His theological formation is complemented by a professional background in tourism, education, and leadership training (IHK Kassel-Marburg), combining academic insight with practical experience in management and human psychology.
Research Fields and Ongoing Formation: Medieval Studies (church and secular history), practical theology, monasticism, pastoral psychology, spiritual direction, Benedictine and Ignatian retreats, historical research on Celtic and early medieval monasticism. ​
Languages: German, English, Latin, Italian.
Education and Formation
2013-2014
Hochschule-Magdeburg Stendal
Assistant scientist (part time) under Prof. Dr. Karl-Heinz Braun: social work; social room analysis in Magdeburger Archive for Social Research
2008-2011
Theological and Spiritual Studies
Collegium Clementinum Paderborn (Priesterspätberufene)
Since 2016
St. Benedikt (Benedict) Seminary, Schwarzenborn, Hessen
Co-founder and lecturer in practical theology at St. Benedikt (Benedict) Seminary:
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HQL Handbuch (HQL Handbook)
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Kirchenrecht (Church Law)
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Diakonik (Diaconal Work)
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Mediavistik (Medieval Studies)
2016-2023
Slavic and Baltic Holy Cross Ecumenical Seminary (transformed into ECCC Seminary in 2023 and later closed
due to Ukrainian war)
Lecturer in theological fields and mediavistic (medieval) research: Ph.D. awarded in Aug. 15, 2020:
"Benediktsregel in der Kirche" (published 2020)
2017-2020
Bibelschule St. Columban
Lecturer, rector until closure due to Ukraine conflict
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2012-2016
Richard-Hooker Theological House, overseas college of the REC USA in Germany
Theological Studies
2011, 2019
IHK Kassel-Marburg and Westfalen-Kolleg
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Certified trainer (Ausbilderschein, IHK Kassel-Marburg in 2019)
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Other professional qualifications (successfully passed courses in following subjects): clinical psychology (Westfalen-Kolleg, 2011): Mark - 15 points and social psychology (Westfalen-Kolleg, 2011): Mark - 15 points
Other publications with year published:
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​Auslegung Matthäusevangelium (Interpretation of the Gospel of Matthew): 2014
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Psychogyhiene für Pastorale (Psychology for Pastoral Setting): 2016
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Handbuch der Zelebration (Handbook of Celebration): 2017
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Benediktsregel und Kirche (Benedictine Rule and Church): 2020, Ph.D.
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Fachartikel Forschung Blankenburg (specialist article research Blankenburg): 2025

