John R. Anderson (1982)
Psychological Review, 89(4), 369-406.
DOI: https://doi.org/10.1037/0033-295X.89.4.369
Abstract. Anderson's foundational three-stage theory of cognitive skill acquisition — declarative, knowledge-compilation, and proceduralisation phases. The reference cited in every UX argument distinguishing novice / intermediate / expert users and the tutorials needed for each.
Tags: memory learning foundational theory