Theory of Change An Essay by Aaron Swartz www.aaronsw.com A theory of change is the opposite of a theory of action — it works backwards from the goal, in concrete steps, to figure out what you can do to achieve it. To develop a theory of change, you need to start at the end and repeatedly ask yourself, “Concretely, how does one achieve that?” changegoals
A hierarchical system of sense During the Renaissance, the five senses were understood to form a hierarchical system from the highest sense of vision down to touch. Vision was correlated to fire and light, hearing to air, smell to vapour, taste to water, and touch to earth. Juhani Pallasmaa, The Eyes of the Skin: Architecture and the Senses Avatar: The Last AirbenderPrometheusBlessed by the four elements fireelementssenses