BUSINESS CONCEPT Ladder Of Abstraction The ladder of abstraction was created by American linguist S.I. Hayakawa in his book Language in Thought and Action. The ladder of abstraction is a mental model that describes varying levels of abstraction and concreteness as one moves up or down a hypothetical ladder. In the book, Hayakawa describes the … Continue reading Ladder of Abstraction: 7 Levels That Transform Thinking