Sam Storms Responds To Critics Of Penal Substitutionary Atonement

In this blog post, Sam critiques a book that's out opposing the orthodox view of penal substitutionary atonement. Here's an excerpt of the authors he responds to:

The authors proceed to ask several questions. Is PSA biblical, i.e., is it faithful to the text? Could it be that PSA speaks not so much to our culture but actually grows out of it? “In what ways is the theory of penal substitution shaped by the Western culture in which it has grown and gained its popularity?”(29). Can penal substitution thrive in our postmodern world which is challenging our traditional concepts of a) individualism (“in favor of a communal accounting of human nature,” 29); b) autobiographical justice (“in favor of systems theory, including the determinative role of genes and family experience in human behavior,” 29); and c) the existence and progress of an autonomous humanity (“in favor of a portrait of the human family that locates humanity within the cosmos, so that the redicament and soteriology must account for creation as a whole,” 29)?