Why Are There Unbelievers?

Why do people not believe the Bible or that Jesus Christ is who He says He is?

There is solid evidence that Christ is who He said He is.

There are multiple-multiple witnesses.
There are many prophesies that have come true.
There are many miracles that Jesus performed to prove His power.
There is a great amount of historical evidence.
There is creation itself to view the power of the Godhead.
There is the testimony of the disciples and New Testament writers.
There is end time events that are taking place which are fulfilling what prophets told earlier.

What makes a person unbelieving?