Should morality be a universal law?
Many argue that our society's moral code drives humanity and upholds social order.
What happens when that moral code clashes with what is known as honour code in certain parts of the world?
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Though condemned internationally, honour killings - the practice of men killing women who are blamed for damaging the reputation of their family or community are carried out openly in some societies.
Philosopher Kwame Anthony Appiah says just like the abolition of slavery - inhumane acts like honour killings can be stopped by enforcing a collective moral agenda.
On Monday's Riz Khan show, we speak with Appiah on his latest book The Honor Code: How Moral Revolutions Happen.
This episode of Riz Khan aired on Monday, November 29, 2010.