The guys talk about the dominant thought forms of the secular culture: Relativism, Secularism, and Tolerance. Specifically, they focus on the modern manifestation of tolerance (which is not very tolerant at all).
They ask, "how can a follower of Jesus engage a culture that is hostile to the things of God and often bullies those with perspectives that diverge from the status quo?"
"This book is essential—a gift from Ben Pierce drawn from decades of bold gospel outreach. Devour it and put it to practice."