“…Put differently, while all behavior may be reduced to its bare similarities, the organization of psychological events of the verbal type seems to involve some special qualities. Specifically, verbal behavior seems to be substitutional, involving combinations of substitutional functions actualized in unique, multifactored fields (Kantor, 1924(Kantor, , 1958Parrott, 1984). For example, a native Canadian living in Los Angeles might say ''I miss Canada,'' which is a response function that involves interacting with substitute stimulus functions (the individual is not actually in Canada, but interacting with it substitutionally via some present stimulus object).…”