William Whewell (1794–1866) regarded his "History of the Inductive Sciences, from the Earliest to the Present Time" (1837) to be an introduction to the "Philosophy of the Inductive Sciences" (1840) which analyzes the method exemplified in the formation of ideas. Whewell attempts to follow Bacon's plan for discovery of an effectual art of discovery. He named the hypothetico-deductive method (which "Encyclopædia Britannica" credits to Newton); Whewell also coined the term "scientist". Whewell examines ideas and attempts to construct science by uniting ideas to facts. He analyses induction into three steps: