Chapter 5 further discusses how the tradition of panpsychism (the insistence that mentality is incipient in all entities in the universe) relates to the claims of Speculative Realism.
Chapter 4 considers how the various thinkers in the Speculative Realist movement are drawn either in the direction of panpsychism (Graham Harman, Iain Hamilton Grant), or in that of reductionist eliminativism (Ray Brassier, Quentin Meillassoux).