That part of humans that subsists between their skulls.

Memetics Taste dynamics, opinion dynamics etc 2020-01-30 – 2021-02-27
Timeless works of art The efficient arts hypothesis, artbitrage, arts and crafts in mass production 2015-01-12 – 2020-07-01
Research discovery Has someone answered that question you have not worked out how to ask yet? 2019-01-22 – 2020-06-26
Survey modelling Adjusting for the Lizardman constant 2019-08-29 – 2020-04-21
Bounded rationality and miscellaneous non-von Neumann-Morgenstern rationality postulates 2012-01-13 – 2020-03-19