Your friend saw this resource on bethinking.org and thought you should see it:
The Challenge of Atheism
Three talks by Wim Rietkerk entitled 'The Challenge of Atheism' consider whether Christianity whould be seen as an ideology or as a religion and whether God is a projection.
See the full resource online by visiting bethinking.org:
https://www.bethinking.org/human-life/the-challenge-of-atheism
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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.