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The intellectual roots of critical thinking date back to the Greek philosophers.

Socrates discovered, by means of probing questions, that in the exchange of competing ideas, people sometimes make confident claims based on unreliable assumptions or failed logic.

Such arguments, he discovered, were either erroneous in fact, absent sufficient foundation, or failing in logic. Instead, most arguments were based on confused meanings, inadequate evidence, or contradictory beliefs.

Socrates' contributions to critical thinking were many -- for he established new ways to think about contentious issues in terms of the quality of assumptions, facts and logic.

Thus Socrates demonstrated that persons may have passion, or power or high position but yet be deeply confused and irrational.

Good journalism, like compelling debate, is based on a clear understanding of facts and the logical construction of one's argument. And that is what the Socratic Method and The Sophist Tradition is all about.

Evidentiary Approach

The Socratic Method is the preferred way to examine issues.

In the Socratic mode of questioning, postulations, ideas or arguments are examined for their clarity and logical consistency by systematic analysis of facts, assumptions and logical methodology to support a conclusion.

Socratic analysis is accomplished by means of a series of probing questions that systematically examine the quality of an argument or conclusion.

Understanding the quality of information, argument or one's conclusions, is fundamental to critical thinking -- and the goal of critical editing.

Historical Foundation

Socrates’ practice was followed by the critical thinking of Plato (who recorded Socrates’ thought), Aristotle, and the Greek skeptics, all of whom emphasized that things are often very different from what they appear to be.

Only the trained mind is prepared to see through the way things look to us on the surface (delusive appearances) to the way they really are beneath the surface (the deeper realities of life.)

From this ancient Greek tradition emerged the need, for anyone who aspired to understand the deeper realities, to think systematically, to trace implications broadly and deeply; for only thinking that is comprehensive, well-reasoned, and responsive to objections can take us beyond the surface.

Means Of Analysis

The common denominators of Critical Thinking requires, for example, the systematic monitoring of thought; that thinking, to be critical, must not be accepted at face value, but must be analyzed and assessed for its clarity, accuracy, relevance, depth, breadth, and logical validity. All reasoning occurs within points of view and frames of reference.

All reasoning proceeds from some goals, objectives, and has an informational base. All data, when used in reasoning, must be interpreted. That interpretation involves concepts, that concepts entail assumptions, and that all basic inferences in thought have implications, and each of these dimensions of thinking need to be monitored where problems of thinking can occur.

Questioning Chain

The result of the collective contribution of the history of critical thought is that the basic questions of Socrates can now be much more powerfully and focally framed.

In every domain of human thought, and within every use of reasoning within any domain, it is now possible to question:

• ends and objectives
• the status and wording of questions
• the sources of information and fact
• the method and quality of information collection
• the mode of judgment and reasoning used
• the concepts that make that reasoning possible
• the assumptions that underlie concepts in use
• the implications that follow from their use
• the point of view or frame of reference within which reasoning takes place

Jeffrey Slee
Logician


Editorial Standards & Policies
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Published: Monday April 22, 2013 7:30 am EDT
EPA Section
Article Length: 765 Words
Reading Time: 3 Minutes

Steam electric power plants currently account for more than half of all toxic pollutants discharged into streams, rivers and lakes from permitted industrial facilities in the United States.

Washington

Environmental Protection

EPA Proposes To Reduce Toxic Pollutants Discharged Into Waterways By Power Plants

April 20, 2013

WASHINGTON — In accordance with a consent decree and in line with requirements under the Clean Water Act, the U.S. Environmental Protection Agency (EPA) today will propose a range of options to help reduce dangerous pollutants, including mercury, arsenic, lead, and selenium that are released into America’s waterways by coal ash, air pollution control waste and other waste from steam electric power plants. Today’s proposal includes a variety of options for whether and how these different waste streams should be treated. EPA will take comment on all of these options, which it will use to help inform the most appropriate final standard.

Steam electric power plants currently account for more than half of all toxic pollutants discharged into streams, rivers and lakes from permitted industrial facilities in the United States. High exposure to these types of pollutants has been linked to neurological damage and cancer as well as damage to the circulatory system, kidneys and liver. Toxic heavy metals do not break down in the environment and can also contaminate sediment in waterways and impact aquatic life and wildlife, including large-scale die-offs of fish.

“America’s waterways are vital to the health and well-being of our communities,” said Acting Administrator Bob Perciasepe. “Reducing the pollution of our waters through effective but flexible controls such as we are proposing today is a win-win for our public health and our economic vitality. We look forward to hearing from all stakeholders on the best way forward.”

EPA has put a focus on ensuring any final rule would protect public health while being sensible and achievable, and in line with that goal, under every preferred option proposed by EPA today, more than half of America’s coal fired power plants would be in compliance without incurring any additional cost.

The proposal updates standards that have been in place since 1982, incorporating technology improvements in the steam electric power industry over the last three decades as required by the Clean Water Act. The proposed national standards are based on data collected from industry and provide flexibility in implementation through a phased-in approach and use of technologies already installed at a number of plants. Under the proposed approach, new requirements for existing power plants would be phased in between 2017 and 2022, and would leverage flexibilities as necessary.

Fewer than half of coal-fired power plants are estimated to incur costs under any of the proposed preferred options, because many power plants already have the technology and procedures in place to meet the proposed pollution control standards.

The four preferred options differ in the number of waste streams covered (such as fly ash handling systems, treatment of air pollution control waste and bottom ash), the size of the units controlled and the stringency of the treatment controls to be imposed. EPA estimates that the regulations would reduce pollutant discharges by 470 million to 2.62 billion pounds annually and reduce water use by 50 billion to 103 billion gallons per year.

EPA also announced its intention to align this Clean Water Act rule with a related rule for coal combustion residuals (CCRs, also known as “coal ash”) proposed in 2010 under the Resource Conservation and Recovery Act. The two rules would apply to many of the same facilities and would work together to reduce pollution associated with coal ash and related wastes. EPA is seeking comment from industry and other stakeholders to ensure that both final rules are aligned to reduce pollution efficiently and minimize regulatory burdens.

There are approximately 1,200 steam electric power plants that generate electricity using nuclear fuel or fossil fuels such as coal, oil, and natural gas in the U.S. Approximately 500 of these power plants are coal fired units which are the primary source of the pollutants being addressed by the proposed regulation. Power plants that are smaller than 50 megawatts would not be impacted by these new standards, and the majority of coal-fired power plants would incur no costs under the proposed standards.

Source: Environmental Protection Agency

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