The most-likely author of 1 Peter is the Apostle Peter, who was one of the original 12 disciples of Jesus. Peter was a fisherman by trade and became a prominent leader in the early Christian church. He is known for his bold and passionate preaching, as well as his close relationship with Jesus.

Evangelical Christians believe that the Bible is the inspired and authoritative word of God. They accept the traditional attribution of 1 Peter to Peter, as stated in the text itself (1 Peter 1:1). They view Peter as a faithful and reliable witness to the life, teachings, death, and resurrection of Jesus Christ.

1 Peter 1:15-16 is a passage in which Peter exhorts believers to live holy lives in response to the holiness of God. Evangelical Christians would see this as a key teaching from Peter, emphasizing the importance of personal holiness and obedience to God’s commands.

In summary, from an evangelical Christian perspective, the author of 1 Peter is the Apostle Peter, and his writings are considered to be inspired by God and authoritative for Christians. His teachings are highly valued and seen as important for guiding believers in their faith and conduct.