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The Llewellyn Encyclopedia

Term: Control Group


Control Group:

A group of random people who are given a test, the results of which give a baseline range or “norms” as part of clinical experimental protocols. A subject would then be tested and the results of his or her tests would be compared to the norms.


The History of the Golden Dawn
The story of the Golden Dawn, like that of any human organization, is replete with high points and low points—with human achievements and human failings. There is no need for us to try to whitewash or sugarcoat the faults of some of the individuals ...
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Group vs. Solitary Ritual and the Source of Magickal Power
Many if not most rituals in books were written for group performance, yet, most "seekers" today do not belong to a group and modern Americans more often prefer to be Solitaries. Before offering suggestions on how to convert a group ritual to the ...
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Magic Provides an Alternative Viewpoint
Where in the world is magic? It is not in science, which denies the reality and value of anything not amenable to the scientific method. It is not in religion. The Church has historically looked upon magic as devilish, and in modern times regards it ...
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American Middle Pillar & Auric Energizer Technique
Introduction. This is, in some ways, one of the more complex procedures because of the various items listed in the following tables that need to be memorized and visualized before the actual exercise is undertaken. The psychic Centres are truly ...
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Hypnosis in Ritual
Some rituals utilize hypnosis for particular purposes, including those concerned with the evocation and direction of particular psychic powers—including Astral Projection, Remote Viewing, Past Life Reviews, Reading of Akashic Records, Local ...
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Principles of Ceremonial
Magical ceremonial can be built up and elaborated to forms of great subtlety and complexity, but the initial principles which cause its creation are simple in the extreme. In the first place, ceremonial is a different thing from meditation, and it ...
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The Structure of the Golden Dawn
Any discussion of the Golden Dawn tradition must include a description of the various grades or levels of initiation. The Order is entirely based upon a hierarchical system in which certain information and knowledge is retained for students who have ...
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Sports Visualizations
Visualization plays a key role in the successes of many great athletes. Most obviously, of course, visualization in-creases confidence and motivation. Less obviously, it affects and sharpens players’ muscles. This was discovered by physiologist ...
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Astrological Houses
Your astrological chart is divided into twelve sections called houses. They are numbered from the left side counterclockwise around the chart. The chart represents the planets against a background of the signs of the zodiac, and these signs rise in ...
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The Contemplative Tarot Review
Summary: The Contemplative Tarot is designed for meditation, for self-discovery, and for self-improvement. It is suitable for beginners and advanced tarot users if the user desires a tool for reflection not for learning traditional tarot usage, that ...
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A few years ago, my youngest son was arguing with his friend about the age of Honey, our wild golden retriever. His friend insisted that Honey was five, because the dog had been alive that many years. Said Gabe, "Sometimes Honey is really one, like when he chews our shoes; sometimes he's 89, like when he pretends he's too old to listen when you... read this article
How to Successfully Navigate a Mercury Retrograde
Psychic Vision: 3 Easy Ways
An Accessible Guide to the Thoth Tarot
How Strengthening My Spirituality Helped Me With My Cancer Diagnosis
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A Fresh View of Judgement
In my opinion, the Judgement card needs a rename as much as the Hierophant. It is such an important card and so many people seem to misunderstand it....

Wishing On a Falling Star: My Favorite Chakra
Readers, please enjoy this guest blog post by Cyndi Dale, author of a number of books, including The Complete Book of Chakra Healing and the new...

Thank you, Carl
Let’s start by saying I can’t believe I’m writing another remembrance on this blog. I’ve lost too many authors in the 10 years I’ve worked for...

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