Our publications

Gospel of Matthew Released for Christmas

True Reformation does not start with preaching or theology, although they are both... 

The Church of God: A social history

The Church of God: A SOCIAL HISTORY by Mickey Crews The University of Tennessee... 

Cooking Traditions of Bulgaria (Second Edition)

Bulgarian cuisine is distinct, yet eclectic at the same time with Mediterranean influence... 

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What We Do

Consulting and Coaching Consulting and Coaching

Our team provides continuous education to over 200 church leaders and ministry teams around the world…

Research and Teaching Research and Teaching

Our historical research through the years has examined the archives of leading Pentecostal movements, Harvard, Cambridge…

Evangelism and World Missions Evangelism and World Missions

We have ministered for over 30 years now on three continents, 25 U.S. states, Canada, Mexico, Europe and in over 300 Bulgarian congregations

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MINISTRY NEWS

Spurling and Tomlinson: Between Azusa Street and Cleveland June 5, 2026

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Ivan Voronaev: Back in the USSR June 1, 2026

  This book is a Journey! A journey that has stretched over three continents and a century of time. And a journey that may not be yet over… This book is Ivan Voronaev’s journey in search of Truth, Spirit and Power. A search for a new name, a new life and a new reality. A journey that redefined... [Read more]

AZUSA STREET AND FRANK BARTLEMAN May 30, 2026

An Eyewitness to Azusa Street INTRODUCTION by Vinson Synan Few events have affected modern church history as greatly as the famous Azusa Street revival of 1900-1909, which ushered into being the worldwide twentieth-century Pentecostal renewal. From this single revival has issued a movement which by... [Read more]

PENTECOST has COME May 24, 2026

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