Mind readers are people who claim to have the ability to read minds or predict the future. The term is often used to refer to PSYCHICS, people who use extrasensory perception to gain insight into a situation. EEGs, which stands for electroencephalography, is a technique used to measure electrical activity in the brain. Telepaths are people who claim to be able to communicate with others through thought alone. Mentasts are people who claim to be able to influence the thoughts and behavior of others.