Richard Gaffin of Westminster Theological Seminary has spent a great deal of time studying the theology of Paul. Here are some links to his resources:
2005 Auburn Ave. Presbyterian Church’s Pastor’s Conference on the Apostle Paul and His Theology. Oddly enough the two keynote speakers were Gaffin and N.T. Wright. I’ve read elsewhere that Gaffin is not party to the New Perspective on Paul. These are notes from the conf.
Gaffin’s massive 45 seminary lectures on Acts and Paul