"The Electric Kool-Aid Acid Test" is a book by author Tom Wolfe published in 1968. It chronicles the experiences of the Merry Pranksters, a group led by Ken Kesey, who embraced the use of psychedelic drugs, particularly LSD, during the counterculture movement of the 1960s. The book captures their adventures as they traveled across the United States in a colorful bus named Furthur. The narrative highlights the Pranksters' quest for expanded consciousness and their belief in the transformative power of psychedelics. It also explores the cultural and social dynamics of the era, showcasing the intersection of art, music, and experimentation that defined the Hippie movement.