[Question] What is the size of the EA community?

What are the best estimates for:

  • How many people in the world are familiar with EA?

  • How many people in the world are currently on a path that might well be EA-recommended for them, even if they are not familiar with EA?

  • How many people are sympathetic to EA?

  • How many people are estimated to be in each stage of the concentric circles model

  • What is the ratio of EAs in major altruistic movements such as Global poverty, Animal rights, and Environmentalism?

  • How “big” EA is in governments?