Reactions to On the Origin of Species Reactions to On the Origin of Species The immediate reactions to "On the Origin of Species", the book in which Charles Darwin described evolution by natural selection, included international debate, though the heat of controversy was less than that over earlier works such as "Vestiges of Creation". Darwin monitored the debate closely, cheering on Thomas Henry Huxley's battles with Richard Owen to remove clerical domination of the scientific establishment. While Darwin's illness kept him away from the public debates, he read eagerly about them and mustered support through correspondence. Religious views were mixed, with the Church of England's scientific establishment
On the Origin of Species correspondence with Joseph Dalton Hooker affirmed that he did not want to expose his ideas to review by an editor as would have been required to publish in an academic journal. He began a "sketch" account on 14 May 1856, and by July had decided to produce a full technical treatise on species as his "big book" on "Natural Selection". His theory including the principle of divergence was complete by 5 September 1857 when he sent Asa Gray a brief but detailed abstract of his ideas. Darwin was hard at work on the manuscript for his "big book" on "Natural