10.1. Commonalities

Can any set of principles really represent agile development? After all, agility is just an umbrella term for a variety of methods, most of which came about long before the term “agile” was coined.

The answer is yes: agile methods do share common values and principles. In researching this part of the book, I collected over a hundred different values and principles from several agile sources.^[76] They formed five themes: Improve the Process, Rely on People, Eliminate Waste, Deliver Value, and Seek Technical Excellence. Each is compatible with any of the specific agile methods.

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