psychodrawing
n.— «In a separate 1990s initiative, Nabisco and the agency probed the minds of Oreo eaters. Using a technique called “psychodrawings,” researchers asked people to draw pictures of how an Oreo made them feel.» —“Oreo milks our memories, insecurities” by Patricia Callahan Chicago Tribune Aug. 22, 2005. (source: Double-Tongued Dictionary)