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Leadership

Board of Directors

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Dr. Ryan N.S. Topping

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Brian Holdsworth

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Dr. Celene Sidloski

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Catherine Renneberg

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Caleb Ropp

Patron

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His Eminence Thomas Cardinal Collins

Staff

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Dr. Ryan N.S. Topping

Executive Director

rtopping@gregorythegreat.ca

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Catherine Renneberg

Director of Programs

crenneberg@gregorythegreat.ca

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Victor Carpay

Communications & Development

vcarpay@gregorythegreat.ca

Dr. Topping is the founding Executive Director of the Gregory the Great Institute, a non-profit organization devoted to promoting cultural renewal in Canada. He is the author of over 10 books on Catholic education and culture. He holds a doctorate from the University of Oxford and is a recipient of the Queen Elizabeth II Platinum Jubilee Medal. In his professorial career he taught in the US and helped establish or lead three Catholic Studies programs in Canada, including while serving as Academic Dean. He has worked as a consultant to both provincial and federal elected officials. Dr. Topping and his wife have 10 children and are a founding family of Campion Classical Academy in Alberta. His most recent book is "Thinking as Though God Exists: Newman on Evangelizing the 'Nones'." His YouTube Series launches during Easter 2026.

Ms. Renneberg is the Director of Programs at the Gregory the Great Institute. She holds an M.Div. from Newman Theological College, serves on the Board of St. Therese Institute in Saskatchewan, and has worked for a variety of churches and ministries in Western Canada.

Mr. Carpay is a lifelong Albertan passionate about renewing culture through faith and reason. Prior to working on Communications and Development for the Gregory the Great Institute, Victor completed his Bachelor of Arts in Catholic Studies from Newman Theological College. Victor possesses many years of experience in sales, business and political activism.

Fellows

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Dr. Joe Woodard

Calgary

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Dr. Celene Sidloski

Saskatoon

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Mark Ingham
(Phd. Cand)

Barry’s Bay

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Fr. Michael Bombak

Toronto

Advisory Board

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Jeff Lockert

President, CCO Canada

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Fr Dcn Andrew Bennett

Cardus, formerly Canadian Ambassador for Religious Freedom

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Dr. Keith Cassidy

Past President and Chair of the Board of Seat of Wisdom College

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Alane Boudreau

Founding Board member of the St John Choir Schola, Calgary

Board Subcommittee Members

Fundraising:

Chair: Caleb Ropp

Vice-Chair: Evan Ropp

Secretary: Jesse Underwood

Member: Kyle King

Member: Annie Engler

Member: Thierry Karikurubu

Programs:

Chair: Dr. Celene Sidloski

Vice-Chair: Ian Mahood

Secretary: Nicholas Kunysz

Member: Patrick Schiller

Member: Peter Csillag

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