David Eagleman is guest blogging this week.
Firearms: function, defects, distance determination, discharge, ammunition, reloading.
Author in the Room® Teleconference Insomnia Daniel J.
Hills Criteria of Causation outlines the minimal conditions needed to establish a causal relationship between two items. These criteria were originally presented by Austin Bradford Hill (1897-1991), a British medical statistician, as a way of determining the causal link between a specific factor (e.g., cigarette smoking) and a disease (such as emphysema or lung cancer).