Covers the origin of the letter, authorship, date, the identity of Paul's "opponents," and the relationship between Paul's gospel and the teachings of Jesus.

The work highlights the Holy Spirit as the "principle of the new life in Christ," framing the Christian experience as one of liberty rather than bondage.

F. F. Bruce (1910–1990), a former Rylands Professor of Biblical Criticism and Exegesis.

Bruce strongly defends the "South Galatian" hypothesis , arguing that Paul addressed churches in the southern part of the Roman province of Galatia (e.g., Pisidian Antioch, Iconium).