" During the Second World War, think tanks were referred to as "brain boxes" after the slang term for the brain or skull. The phrase "think tank" in wartime American slang refered to rooms in which strategists discussed war planning . The first recorded use of the phrase to refer to modern think tanks was in 1959, and by the 1960s the term was commonly used to describe RAND and other groups assisting the armed forces. In recent times, the phrase "think tank" has become applied to a wide range of advice-giving institutions, and there are no precise definitions of the term. Marketing or public relations organizations, especially of an international character, sometimes refer to themselves as think tanks, for example. Types of think tanks Some think tanks are clearly aligned with conservative or pro-market approaches to the economy, while others, especially those with an emphasis on social welfare, social equity or environmental outcomes, are viewed as more liberal or left-of-center. American think tanks Think tanks in the United States play an important role in forming both foreign and domestic policy. Christian Thought Of The Day Typically, an issue such as national missile defense will be debated within and among think tanks and the result of these debates will influence government policy makers. Think tanks in the United States generally receive funding from private donors, and members of private organization think tanks may feel more free to propose and debate controversial ideas than people within government. "

" They charge that most think tanks, which are usually headquartered in state or national seats of government, exist merely for large-scale lobbying to form opinion in favor of special private interests. They give examples such as organizations calling themselves think tanks having hosted lunches for politicians to present research that critics claim is merely in the political interest of major global interests such as Microsoft, but that the connections to these interests are never disclosed. They charge, as another example, that the RAND Corporation issues research reports on national missile defense that accelerate investment into the very military products being produced by the military manufacturers who control RAND. Critics assert that the status of most think-tanks as non-profit and tax exempt makes them an even more efficient tool to put special interest money to work. Thought or thinking is a mental process which allows beings to model the world, and so to deal with it effectively according to their goals, plans, ends and desires. Concepts akin to thought are cognition, sentience, consciousness, idea, and imagination. Thinking involves manipulation of information, as when we form concepts, engage in problem solving, reason and make decisions. Religious Thought Of The Day Thinking is a higher cognitive function and the analysis of thinking processes is part of cognitive psychology. In the Myers-Briggs Type Indicator, thinking means you tend to put a higher priority on impersonal factors than personal factors. "