Why is the Christian Faith a Forensic Faith?

For more details, checked out Forensic Faith: A Homicide Detective Makes the Case for a More Reasonable, Evidential Christian Faith (http://amzn.to/2Bvkyv4).

Read: What Does It Mean To Possess A Forensic Faith?
https://coldcasechristianity.com/writings/what-does-it-mean-to-possess-a-forensic-faith/.

Why are so numerous Christians uninformed of the proof supporting the Christian faith? How can an evidential understanding of Christianity alter the method we interact it to others?