From 1965–1968, I held an Agricultural Research Council Research Fellowship at Christ’s College, Cambridge. Later in 1981, when I was a Visiting Fellow in t

Charles Darwin published The Origin of Species, his revolutionary tract on evolution and the fundamental ideas involved, in 1859. Nearly 150 years later, the th

This special anniversary edition of Burkhardt's bestselling work, "Origins: Charles Darwin's Letters: A Selection 1825-1859," now includes previously unpublishe