The preeminence of design in nature and the utility of mimicking natural designs is a concept championed by the intelligent design community.
The pharynx affords us the abilities to breathe and swallow, but it does much more. It affords the ability for speech, language, and singing.
Dean Schulz investigated the design of the flagellum with a method that could be described as groundbreaking.
Eric Cassell discuss the No Free Lunch theorems of William Macready and David Wolpert, and the problem of blind searches for everything from Rubik’s cube solutions to the formula for WD-40.
The extent to which the authors recognize the implications of their conclusions is difficult to say.