|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||3 days ago||34.32||$26.31||You save $8.01|
|Amazon US||3 days ago||28.08||$26.31||You save $1.77|
Peter Vardy is vice principal of Heythrop College, London. He is the author of the bestselling books "The Puzzle of God," "The Puzzle of Ethics," "Being Human," and "The Thinkers Guide to Evil" and "The Thinkers Guide to God."