Augustine: humans have brought about death and punishment through their own actions; it is gracious that God saves anyone froma (literal) hell which is deserved. Heaven and Hell are part of God's retributive justice, which God has to uphold.
Swinburne: death and the afterlife make our free choices in this life significant
Iranaeus: This world is precisely the world needed to move towards God, a journey which is completed after Death.
Hick: The epistemic distance between mankind and God is closed and everyone reaches fulsilment once dead
Kant: Summum Bonum - Kant's postulates of God and the afterlife guarantee that there will be…