Original sentence: " Tour's field of organic chemistry is a branch of scientific research which establishes his credentials as a practitioner and advocate of the protocols of the scientific method as they apply to all branches of science.The controversy arises from confusion over whether the statement is an expression of the technical protocols of the scientific method or an expression favoring a political agenda regarding the teaching of scientific subjects related to evolution.Tour was one of a small number of nationally prominent researchers out of several hundred scientists and engineers whose names appeared on the Discovery Institute's newly launched website promoting a controversial petition characterized as "A Scientific Dissent From Darwinism", which states "We are skeptical of claims for the ability of random mutation and natural selection to account for the complexity of life
Edited sentence: " Tour's field of organic chemistry is unrelated to evolutionary biology.Tour was one of a small number of nationally prominent researchers out of several hundred scientists and engineers whose names appeared on the Discovery Institute's newly launched website promoting a controversial anti-evolution petition, "A Scientific Dissent From Darwinism", which states "We are skeptical of claims for the ability of random mutation and natural selection to account for the complexity of life