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The Llewellyn Encyclopedia

Term: Experimental Group


Experimental Group:

In parasychological scientific research, an experimental group is a set of people who take the same tests to rate their paranormal ability. This compares with a control group, who are similarly tested and form a base line to compare against the experimental group.


Lesser Banishing Ritual of the Pentagram
This ritual, called the LBRP for short, is designed to clear your area (and yourself) of negative energies. It is composed of four sections. The LBRP has become a standard part of the Western Mystical Tradition, and has been adapted and altered by ...
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Introduction to Enochian Tarot
The Magickal Universe is that portion of the universe that is invisible to our physical senses. It contains the inner worlds of the magician. The Enochian Tarot conforms with the structure of the Magickal Universe as taught by Enochian Magick, and ...
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Meditation is one of the most popular ways of relaxing and becoming more in tune with yourself, your God and your environment. Yet, there is more bad information about meditation than there is good. This is a shame, because it is such a valuable ...
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Review of the Tarot of the Silicon Dawn
Summary:  The Tarot of the Silicon Dawn stretches the very bounds of Tarot by swapping elemental associations, adding entire suits (but of only a few cards), mixing Roman and Arabic numerals with the Majors, adding strangely named new Major ...
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Mabon Ritual
Setup Items for this ritual include: Two brown or yellow candles for the altar; Chalice; A basket of apples; enough for the circle boundary (they need not touch each other); Three additional apples; A sharp knife to cut the apples; Several gourds; ...
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A Brief History of the Tarot
The Tarot is often called the oldest book known to humankind. According to occult legend, the original cards comprised "chapters" in a book known as The Book of Thoth. Thoth was the ibis-headed god of wisdom and represented knowledge of the ancient ...
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The word has been given a variety of definitions over the years, everything from the pledging and hazing of college (and even high-school) students into fraternities and sororities to the admissions trials of secret societies, entry into occult and ...
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Lughnasadh Ritual
Setup Items needed for this ritual include: Six pieces of fruit, vegetables or a combination placed in a basket near the altar; Chalice; A wand or athame can be used to cast the circle; Honey mead or other honeyed drink such as chamomile tea; ...
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Dangers of Enochian Magick
The dangers of Enochian Magick have at certain times been blown out of all proportion, and at other times carelessly denigrated. Aleister Crowley, for example, casually dismissed its dangers, and his writings leave the risks to the student’s karma. ...
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Crystal Power
Crystals have a history of capturing people's imaginations. The crystal structures are aesthetically pleasing as well as precise, implying an order to the universe thatis reassuring to the pattern-seeking human mind. But crystals are more ...
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The Chakra System
The chakras are psychic  centers located in the aura functioning through the etheric body that exchange particular energies between the physical body and the personality, and the higher sources of energy associated with the planets, the Solar ...
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Sitting here in the dark, watching the moon shine over the autumn landscape (my favorite time of year) I find myself reflecting on the question that is most frequently asked of me: "How do I know if my house is haunted?" The question seems so simple, so endearing and direct, but it is as complex as the human mind or the spiritual realm and it... read this article
Chakras Around the World: Are There Really Seven Chakras?
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

Most recent posts:
How Many Chakras Do You Have?
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...

The Paranormal Epiphany
Readers, please enjoy this guest blog post by Sarah Soderlund, author of the new Haunted by the Abyss. I have the honor of talking, lecturing, and...

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....

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