Paul, Silvanus, and Timothy, to the assembly of the Thessalonians in God our Father, and the Lord Jesus Christ:
Paul, the author of this letter, does not give his apostolic title in the introduction as he usually does. Besides the two letters written to the church of the Thessalonians, the only exceptions to this practice are found in the letters to the Philippians, Philemon, and Hebrews. Marvin R. Vincent says,