Controlling the Unconscious: Attentional Task Sets Modulate Subliminal Semantic and Visuomotor Processes Differentially Ulla Martens, Ulrich Ansorge, and Markus Kiefer Unconscious processing can be affected by how a person's attention is focused. Researchers gave volunteers a semantic induction task (i.e., classifying an object as living or nonliving) or a perceptual induction task (i.e...