Theory of change
https://en.wikipedia.org/wiki/Theory_of_change
https://knowhow.ncvo.org.uk/how-to/how-to-build-a-theory-of-change
https://datajourney.akvo.org/blog/how-to-design-a-theory-of-change
https://www.artsculturefinance.org/resources/theory-of-change/
https://www.thinknpc.org/resource-hub/ten-steps/
http://www.dmeforpeace.org/wp-content/uploads/2017/06/08071320ApplyingTheoryofChangeApproach.pdf