Dallam's book is the most thorough biography of Daddy Grace to date.-Church History,

“Dallam has done a great service in providing a detailed scholarly study of 'Sweet Daddy' Grace and his church. . . . A thoughtful study that should henceforth make it impossible to dismiss Grace as a 'cult leader' who had little religious significance in his lifetime or beyond.”
-—Journal of American History

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“Provides significant insights for our understanding of Daddy Grace and the House of Prayer. This well-researched, clearly written text is a valuable scholarly resource for those interested in New Religious Movements, American Religion, and African American Religion.”
-—Sandy Dwayne Martin,author of For God and Race

“Dallam has uncovered an aspect of the African American past about which we have long known too little. In doing so she has made a substantial contribution to the study of twentieth-century African American religion. Assiduously researched and carefully written, Dallam’s book finally elevates the scholarship on 'Sweet' Daddy Grace to the level of that of his rival and contemporary, Father Divine.”
-—Wallace D. Best,Harvard Divinity School

“This edgy and resourceful analysis of Daddy Grace, a misunderstood yet highly significant religious luminary, expands our understanding of a critical period in the black church experience. Dallam’s meticulous scholarship fills in many crucial pieces and refutes longstanding inaccuracies regarding Grace's life, message, and legacy.”
-—Shayne Lee,author of T. D. Jakes: America's New Preacher