Psychology As A Science
Introduction
Since its first appearance in 2003, this article has become required reading in a number of college-level psychology courses. Because this article is directed toward educated nonspecialist readers considering psychological treatment, students of psychology are cautioned that the terms "psychology" and "clinical psychology" are used interchangeably.
The field of human psychology is a powerful force in modern society, and its influence is widespread – in language, law, the social contract, and in our perception of ourselves. Because legal decisions are sometimes made based on psychology, decisions that might cause someone to be incarcerated or freed, it is important to establish whether psychology is a science or a simple belief system. We should determine whether psychology can be relied on to objectively support the social and legal policies that are based on it. In modern times, such a serious public burden can only be borne by a field that is based on reason, on science. Which leads to our question: is human psychology steered by science?
What Is Science?
In order to consider whether psychology is a science, we must first define our terms. It is not overarching to say that science is what separates human beings from animals, and, as time goes by and we learn more about our animal neighbors here on Earth, it becomes increasingly clear that science is all that separates humans from animals. We are learning that animals have feelings, passions, and certain rights. What animals do not have is the ability to reason, to rise above feeling.
Science's goal is to create reasonable explanations (theories) to describe reality – theories that rely, not on feelings or passions, but on evidence. Science defines “evidence” in a special way that will seem rather strict to someone only familiar with the legal definition. To science, evidence is gathered and evaluated (and sometimes discarded) according to some rigid rules, rules meant to assure that a...
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