Jay Sklar is associate professor of OT at Covenant Seminary. A revision of his doctoral work on Leviticus was published a couple of years ago as Sin, Impurity, Sacrifice, Atonement: The Priestly Conceptions (Hebrew Bible Monographs). Here are some talks by Dr. Sklar on how the book of Leviticus relates to Christians today:
Leviticus and the Christian--Part 1
Leviticus and the Christian--Part 2
Leviticus and the Christian--Part 3
Leviticus and the Christian--Part 4
Leviticus and the Christian--Part 5
Leviticus and the Christian--Part 6
Leviticus and the Christian--Part 7