Paul, Silvanus, and Timothy, to the assembly of the Thessalonians in God our Father, and the Lord Jesus Christ:
Silvanus is the man Paul chooses to go with him following his dispute with Barnabas over taking John Mark on the second missionary journey (Acts 15:40). Because of Silas’ good reputation Paul allows him to accompany him on this tour. Another factor in Silas’ favor is that he is a Roman citizen.