2: Writer ERIK LARSEN. When Larsen's son had his first birthday, he received a corporate birthday card. Larsen became interested in how companies know the intimate details of our lives. His new book, "The Naked Consumer" (Henry Holt & Co), is an investigation into direct marketing techniques--into how corporations collect the vast network of data they use to market their products. Larson is a national correspondent for The Wall STreet Journal. REBROADCAST. Originally aired 12/23/92.
Copyright 1993 Fresh Air
