Ephesians is a book about the church and believers. It echoes the teaching of Galatians in stating, "For by grace have you been saved through faith; and that not of yourselves it is a gift of God; not as a result of works, that no one should boast."

John Riddle was born into a christian family in north London, saved as a boy of 13, and received into fellowship in New Barnet, Hertfordshire at the age of 15. Throughout his business life he was employed by shipping companies, latterly as a pension fund manager. On early retirement in 1989 he undertook part-time consultative work for some years. He travels widely, principally in the British Isles, conducting Bible Readings and ministering the Word of God and contributes to assembly periodical