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Counterinsurgency (COIN, or NATO spelling counter-insurgency [1]) is "the totality of actions aimed at defeating irregular forces". [2] The Oxford English Dictionary defines counterinsurgency as any "military or political action taken against the activities of guerrillas or revolutionaries" [3] and can be considered war by a state against a non-state adversary. [4]
An insurgency is a violent, armed rebellion by small, lightly armed bands who practice guerrilla warfare against a larger authority. [1] [2] [3] The key descriptive feature of insurgency is its asymmetric nature: small irregular forces face a large, well-equipped, regular military force state adversary. [4]
A clinical control group can be a placebo arm or it can involve an old method used to address a clinical outcome when testing a new idea. For example in a study released by the British Medical Journal, in 1995 studying the effects of strict blood pressure control versus more relaxed blood pressure control in diabetic patients, the clinical control group was the diabetic patients that did not ...
The study of materials science is an important ISS research activity, with the objective of reaping economic benefits through the improvement of techniques used on the ground. [10] Other areas of interest include the effect of the low gravity environment on combustion, through the study of the efficiency of burning and control of emissions and ...
During the course of an experiment, a participant becomes unblinded if they deduce or otherwise obtain information that has been masked to them. Unblinding that occurs before the conclusion of a study is a source of experimental error, as the bias that was eliminated by blinding is re-introduced.
Experiments might be categorized according to a number of dimensions, depending upon professional norms and standards in different fields of study. In some disciplines (e.g., psychology or political science), a 'true experiment' is a method of social research in which there are two kinds of variables.
Sir Robert Grainger Ker Thompson KBE CMG DSO MC (1916–1992) was a British military officer and counter-insurgency expert who "was widely regarded on both sides of the Atlantic as the world's leading expert on countering the Mao Tse-tung technique of rural guerrilla insurgency". [1]
The Human Terrain System (HTS) was a United States Army, Training and Doctrine Command (TRADOC) support program employing personnel from the social science disciplines – such as archaeology, anthropology, sociology, political science, historians, regional studies, and linguistics – to provide military commanders and staff with an understanding of the local population (i.e. the "human ...