On the Origin of Species their own arrangements with a local publisher. He welcomed the distinguished elderly naturalist and geologist Heinrich Georg Bronn, but the German translation published in 1860 imposed Bronn's own ideas, adding controversial themes that Darwin had deliberately omitted. Bronn translated "favoured races" as "perfected races", and added essays on issues including the origin of life, as well as a final chapter on religious implications partly inspired by Bronn's adherence to "Naturphilosophie". In 1862, Bronn produced a second edition based on the third English edition and Darwin's suggested additions, but then died of a heart attack. Darwin corresponded closely with Julius Victor
Genetics and the Origin of Species revive the Jesup lectures, a series that had involved some notable lecturers in the past. It was back-dated so that Dobzhansky's lectures became the first in the series. The Columbia University Biological Series was also revived, and when "Genetics and the Origin of Species" was published in October 1937 it became the 11th volume in that series. Three main editions were published, in 1937, 1941 and 1951, each with significant changes. Dobzhansky considered "Genetics of the Evolutionary Process" (1970) a fourth edition, but one so much changed that it needed a new title. "Genetics and the Origin of Species" has