Henry T. Blackaby was born in British Columbia on 15 April 1935. He studied English and History at the University of British Columbia as an undergraduate and earned his B.D. and Th.M. from Golden Gate Baptist Theological Seminary. He also held five honorary doctorate degrees. On June 3, 1960, Blackaby married Marilynn Sue Wells, whom he had met at seminary.

In 1970, Blackaby began pastoring at a tiny church called Faith Baptist Church in Saskatoon, Saskatchewan. Blackaby went on to serve on the staff at the North American Mission Board of the Southern Baptist Convention and also served as special assistant to the presidents of the International Mission Board and LifeWay Christian Resources. He held other roles such as a music director, an education director, a pastor in California and Canada, and as president of Canadian Baptist Theological College for thirteen years. He published many books, including Experiencing God: Knowing and Doing the Will of God in 1990, which has sold more than eight million copies. Blackaby also won the Evangelical Christian Publishers Association's Gold Medallion Award for the devotionals Experiencing God Together and Experiencing God Day by Day.

Blackaby died on 10 February 2024, at the age of 88.

曾以音樂事工負責人和牧師的身分，與妻子先在美國加州，再到加拿大服事當地的教會長達十八年之久。隨後創辦布克比國際事工（Blackaby Ministries International），較多從事全球性的事工，主要提供教牧領導方面的諮詢，協助國度復興和靈性覺醒的禱告事工。現居美國喬治亞州的亞特蘭大，五個孩子和十四個孫子皆全職投身在基督教界服事。著有《每日經歷神》（Experiencing God）暢銷靈修書，出版至今全球已銷售超過七百萬冊。

金科德（Claude V. King），乃「生命之道基督徒資源中心」總編輯。除撰寫《不再一樣》課程外，也與韓特（T. W. Hunt）合作撰寫The Mind of Christ；個人著作、合著書籍及課程共二十餘本，包括：Made to Count Life Planner, Fresh Encounter（《不再一樣的奮興》），Wise Counsel, The Call to Follow Christ, Come to the Lord's Table, Meet Jesus Christ及Concentric Circles of Concern。此外，金氏還擔任「最後使命事工」 （Final Command Ministries）董事會主席。金氏畢業於貝爾蒙特大學（Belmont College）和紐奧良浸信會神學院 (New Orleans Baptist Theological Seminary)。