Michael Huemer is a professor of philosophy at the University of Colorado. He is the author of more than seventy academic articles in epistemology, ethics, metaethics, metaphysics, and political philosophy, as well as seven books.
Justice Before the Law: https://www.amazon.com/dp/3030675424/?fbclid=IwAR3hsZKZ0NhXLM5idN8LzZPOSTvHevIyUUZX2XBPeDB8xVTrsDVsrQb0ki4   
Michel Huemer's website: http://owl232.net/