Abstract of Systematic Theology contains forty-two essays ranging in topic from the doctrines of God, the Trinity, and humanity, to creation, providence, and justification. Boyce also wrote extensively on the issues of election, atonement, and the immortality of the soul. Boyce's theology was heavily influenced by Charles Hodge, and he used Hodge's Systematic Theology text at the Southern Baptist Seminary. The essays found in Abstract of Systematic Theology were originally intended to supplement the content of Boyce's systematic theology classes at the seminary from 1859–1888. Boyce compiled and completed Abstract of Systematic Theology in 1887. William A. Mueller said of the Abstract: "it is no mere logic chopping treatise but is vibrant with an experimental faith centered in Jesus Christ as Lord and Savior... ."