Sheila Nelson

Books by this Author

Seeing things that aren't really there, thinking thoughts you would never normally have thought— hallucinogenic drugs work on the body by altering the way a person thinks, feels, or experiences reality. Some of these drugs are found in nature, while others are created in laboratories. All of them can have dangerous short-term and long-term effects. Hallucinogens: Unreal Visions tells the long history of these drugs. Because of the effects hallucinogens have on perceptions, people have often...

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