We test intelligent design in the same way that we test all historical scientific theories.
That there is a design to life is intuitive, but most of us, if challenged on it, would want to be able to defend our intuition persuasively.
I appreciate that Dr. Falk and his colleagues at BioLogos would like to engage in a productive “dialogue” with proponents of intelligent design.
Mathematics has been at the foundation of modern challenges to neo-Darwinism, while those challenges are met mostly with handwaving.
Jonathan Wells provide quotes from leading embryologists discussing how pharyngeal folds in humans only have an “illusory” similarity to fish gills.