W. Ford Doolittle is a Fellow of the Canadian Institute for Advanced Research and professor of biochemistry at Dalhousie University, Halifax, Nova Scotia. James R. Brown is a postdoctoral fellow in ...

This volume is based on the National Academy of Sciences' Colloquium on the Tempo and Mode of Evolution. The articles appearing in these pages were contributed by speakers at the colloquium and have ...

Scientists and institutions present findings on evolution, genetics, and neuroscience, underscoring active research areas ...