Lecture 10 EvolutionaryTheory - Evolutionary Theory NATS...

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NATS 1690 - Evolutionary Theory 1 Evolutionary Theory
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NATS 1690 - Evolutionary Theory 2 References Custom Textbook – An Introduction to Biological Evolution , 2009 Pages 62-73
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NATS 1690 - Evolutionary Theory 3 Lecture Topics Preconceptions Controversy Evolutionary Theory
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NATS 1690 - Evolutionary Theory 4 The “idea” of biological evolution has existed since ancient times Early Greek philosophers Taught that the sun, Earth, life, humans, civilization, and society emerged over eons without divine intervention The modern theory of evolutionary Established in the 18 th and 19 th centuries As human understanding of nature widened The collective product of many natural philosophers
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NATS 1690 - Evolutionary Theory 5 Darwin didn’t develop the Theory of Evolution; rather he “discovered” it & then described his discovery A definition of “theory” in the scientific sense “A mature coherent body of interconnected statements, based on reasoning and evidence , that explains a variety of observations." Futuyma, D. J. 1998. Evolutionary Biology . 3d ed. Sunderland MA: Sinauer Press, p. 11. Darwin analyzed the patterns of the information that were available at that point in time And then “saw” the patterns in a new way ....
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NATS 1690 - Evolutionary Theory 6 A strong preconception about what a pattern MEANS can STOP you seeing it in any other way The pattern of the lines in the figure shows the profile of a beautiful young woman But if you look at this pattern in another way, you see an old woman !!
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NATS 1690 - Evolutionary Theory 7
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