Question: The Best: Make the Music Go Bang! album included liner notes by an American skateboard legend most prominently known as a pioneer of what?
Sentence (from "Deep &amp; Chilled Euphoria"): The album was described in its liner notes as "an attempt to enhance the experiences that exist in meditative states" where "rapidly produced states of deep relaxation increase suggestibility, receptivity to new information and enhance access to subconscious material," as was discovered in a 1950s study by neurologist William Grey Walter referred to in the liner notes.
Relevant evidence: No