Book Chapters




Brain Size and the Emergence of Modern Human Cognition

Rethinking Human Evolution (J. H. Schwartz, ed.). Cambridge, MA: MIT Press, pp. 319-334.



Species-Level Diversity Among Malagasy Lemurs

Leaping Ahead: Advances in Prosimian Biology.  New York and Heidelberg: Springer pp. 11-20




Before the Neanderthals: Hominid Evolution in Middle Pleistocene Europe

Continuity and Discontinuity in the Peopling of Europe: One Hundred and Fifty Years of Neanderthal Study. Heidelberg: Springer, pp. 47-53.


Origin of the Human Sense of Self

In Search of Self: Interdisciplinary Perspectives on Personhood. Grand Rapids MI: Wm Eerdmans, pp. 33-49.


Cooperation, Altruism, and Human Evolution: Introduction Part I

Origins of Altruism and Cooperation. New York: Springer, pp. 11-18.




A Putative Role for Language in the Origin of Human Consciousness

The Evolution of Human Language: Biolinguistic Perspectives. Cambridge, UK: Cambridge University Press, pp. 193-198.


Macroevolutionary Patterns, Exaptation, and Emergence in the Evolution of the Human Brain and Cognition

Human Brain Evolution: The Influence of Freshwater and Marine Food Resources. Hoboken NJ: Wiley-Blackwell, pp. 1-11. 




Language and the Origin of Symbolic Thought

Cognitive Archaeology and Human Evolution. Cambridge, UK: Cambridge University Press, pp. 109-116.




Neanderthals and Wendols

The Science of Michael Crichton: An Unauthorized Exploration Into the Real Science Behind the Fictional Worlds of Michael Crichton. Dallas, TX: BenBella Books, pp. 47-58.


Vicariance vs. Dispersal in the Origin of the Malagasy Mammal Fauna

Elwyn Simons: A Search For Origins. New York: Springer, pp. 397-408.




The Origins of Human Cognition and the Evolution of Rationality

The Evolution of Rationality: Interdisciplinary Essays in Honor of J. Wentzel Van Huyssteen. Grand Rapids, MI: W. B. Eerdmans, pp. 167-182.


Homo ergaster and Its Contemporaries

Handbook of Paleoanthropology, Vol 3. Heidelberg: Springer Verlag, pp. 1633-1653.


How Did Modern Human Cognition Evolve?

Consciousness and Cognition: Fragments of Mind and Brain. San Diego CA: Elsevier, pp. 3-17.




Origin of the Malagasy Strepsirhine Primates

Lemurs: Ecology and Adaptation. New York: Springer Science+Business Media, pp. 3-17.


Foreword (PDF) 

Early Modern Humans at the Moravian Gate: The Mladeč Caves and Their Remains. Vienna and New York: Springer, pp. xi-xiii.


The Distinctiveness and Systematic Context of Homo Neanderthalensis

Neanderthals Revisited: New Approaches and Perspectives. Berlin: Springer, pp. 9-22.




Human Cognition: An Evolutionary Perspective

Mind and Causality. Amsterdam and Philadelphia: John Benjamins Publishing, pp. 131-148.


Emergent Behaviors and Human Sociality

The Origins and Nature of Sociality. New York: Aldine deGruyter, pp. 237-248.


The Case for Saltational Events in Human Evolution

The Speciation of Modern Homo Sapiens. Proceedings of the British Academy, pp. 49-59.




Evolution, Human

Encyclopedia of Science and Religion. New York: Macmillan Reference USA (Gale), pp. 298-301.


Missing Link

Encyclopedia of Science and Religion. New York: Macmillan Reference USA (Gale), pp. 577-578.



Encyclopedia of Science and Religion. New York: Macmillan Reference USA (Gale), pp. 637-641.




Time and Evolution

Time in Contemporary Intellectual Thought. London, Elsevier, pp. 151-169.