A person, also known as an agent, who concentrates on something such as a number or visual image, in an attempt to send that idea to a subject during a test of the subject’s ESP.
Readers, please enjoy this guest blog post by Sandra Kynes, author of several books, including The Herb Gardener's Essential Guide, Plant Magic, and the new Witches' Encyclopedia of Magical Plants, among many others.
Although a few old books...