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In 1893, the German zoologist Wilhelm Haacke published\xa0 Design and Inheritance. In it, Haacke introduced the concept of orthogenesis.\xa0 According to Haacke, changes in organisms are directed toward perfection. \xa0

Evolution Talk\xa0is also a book! You can find links to Amazon, Barnes & Noble and others on the front page of\xa0EvolutionTalk.com, or call your local bookstore and ask them to order a copy.

For show notes and more, please visit\xa0https://EvolutionTalk.com

Written, Produced, & Narrated by: Rick Coste