It sounds like the setup for a joke, a scenario that is screaming for a punch line that plays off the seemingly endless disagreements between faith and science.
But this is a true story, and Dr. Eric Chivian and the Rev. Richard Cizik have come up with a zinger no one could expect.They went to lunch together to agree on something - the need to curb negative human impact on the Earth.
And the partnership they formed that afternoon in 2005 has led this odd couple of the environmental movement to be named, today, to Time Magazine's list of the 100 most influential people in the world.