**Yes a head IS a necessity. And the only singular shepherd or leader or head of the church on earth, identified in scripture is Christ alone. No NT writer says otherwise. **
Ephesians 1:10
to be put into effect when the times will have reached their fulfillment—to bring all things in heaven and on earth together under one head, even Christ.
Ephesians 1:22
And God placed all things under his feet and appointed him to be head over everything for the church,
Ephesians 4:15
Instead, speaking the truth in love, we will in all things grow up into him who is the Head, that is, Christ.
Ephesians 5:23
For the husband is the head of the wife as Christ is the head of the church, his body, of which he is the Savior.
Colossians 1:18
And he is the head of the body, the church; he is the beginning and the firstborn from among the dead, so that in everything he might have the supremacy.
Colossians 2:10
and you have been given fullness in **Christ, who is the head **over every power and authority.
Colossians 2:19
He has lost connection with the Head, from whom the whole body, supported and held together by its ligaments and sinews, grows as God causes it to grow.
1 Peter 5:4
And when the **Chief Shepherd **appears, you will receive the crown of glory that will never fade away.
1 Peter 2 24
He himself bore our sins in his body on the tree, so that we might die to sins and live for righteousness; by his wounds you have been healed. For you were like sheep going astray, but now you have returned to the Shepherd and Overseer of your souls.
If Peter knew he was appointed to be the earthly Shepherd of the church, he could have found humble ways to state this just as he stated: “God **made a choice **among you that the Gentiles might hear from **my lips **the message” (Acts 15:7).