Readership: Scholars and students of human evolution, palaeontologists, archaeologists, linguists, psychologists, geneticists
Edited by T. J. Crow, Warneford Hospital, Oxford
THE ORIGIN OF THE SPECIES
Chris Stringer: The Out-of-Africa Hypothesis of Modern Human Origins
Paul Mellars: The Earliest Evidence of Cognitive Ability
Ian Tattersall: The Case for Saltational Events in Human Evolution
Mark Collard: Grades and Transitions in Human Evolution
LANGUAGE AND THE EVOLUTION OF THE BRAIN
Derek Bickerton: From Proto-language to Language
Detlev Ploog: Is the Neural Basis of Vocalisation Different in Non-Human Primates and Homo Sapiens?
Michael Corballis: Laterality and Human Speciation
James Steele: When did Directional ssymmetry Enter the Record?
Norman D. Cook: Bihemispheric Language: How the Two Hemispheres Collaborate in the Processing of Language
THE SEARCH FOR A CRITICAL EVENT
T. J. Crow: Sexual Selection, Timing, and the X-Y Homologous Gene: Did Homo Sapiens Speciate on the Y Chromosome?
Chris Tyler-Smith: What the Y chromosome can tell us about the origins of modern humans
Caroline Sargent, Patricia Blanco and Nabeel Affara: Do the Hominid-Specific Regions of X-Y Homology Contain Candidate Genes Potentially Involved in a Critical Event Linked to Speciation?
Klaus Reinhold: Preferential Sex Linkage of Sexually Selected Genes: Evidence and a New Explanation