A central question for moral epistemology is how our
moral beliefs
are justified. In Hugo Tristram Engelhardt, Jr. s
view, modern secular
philosophy fails to provide a justification for moral
belief. Despite
this failure, which he equates with the failure of
the Enlightenment
project, Engelhardt claims that we can peacefully
collaborate by
respecting one another''s ability to agree or give
permission. In this
book, I respond to Engelhardt''s claims by c ...