Science And Reason: The Real Force Behind Morality

"To what should we attribute this moral progress? Understandably, most people point to religion as the primary driver, given its long association with all matters moral. But the evidence shows that most of the moral development of the last several centuries has been the result of secular forces, and that the most important of these are reason and science, which emerged from the Enlightenment."

http://www.latimes.com/opinion/op-ed/la-oe-shermer-bending-moral-arc-20150127-story.html 

A look at the biology of good and evil.  After listening to this podcast, do you still accept that humans have "free will" regarding morality?

https://www.samharris.org/podcast/item/the-biology-of-good-and-evil