This document provides an overview of key figures, theories, and elements in the fields of urban planning and design throughout history. It lists names associated with different time periods and places, along with their initials and numbers, to form a "periodic table" comparing urban thinkers to chemical elements. The table mixes theorists and practitioners from antiquity to the present, across disciplines like economics, ecology, and transportation, showing the evolution and composition of ideas that have shaped the understanding and design of cities over time.