The often neglected doctrine of union with Christ has been dealt well by two great biblical theologians, Richard Gaffin and Lane Tipton. Covenant union with Christ is the context by which we see election and the cross. Scroll down to the lectures entitled: Alive in Christ: Saving Union with Christ.
And then bathe yourself in Robert Letham’s lectures on Union with Christ. His latest work is unoriginally entitled Union with Christ.
