Right after writing my post on Forgiveness as Death & Resurrection yesterday, I ran across and article by Tim Keller on the Resurgence website dealing with the very same topic. He does a great job of expounding on forgiveness from a biblical/theological viewpoint and then taking a practical look at how to pursue reconciliation.
Check out the full article (which you can download in a PDF version): Serving Each Other Through Forgiveness and Reconciliation.