Your friend saw this resource on bethinking.org and thought you should see it:
The God Who Wasn't There
Mike Licona responds to the latest attempt by the hyperskeptical community to advance the thesis that Jesus never existed.
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/is-christianity-true/the-god-who-wasnt-there
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bethinking.org is a collection of resources which aims to make sense of the big questions of life about God, Jesus and Christianity.