“…Research into this question has been clouded by issues of definition (Bergeron, 1990;McKenna, Robinson, & Miller, 1990a, 1994a, research methodology (Edelsky, 1990;Goodman, 1989Goodman, , 1992Weaver, 1989), and lack of demonstrable advantages (Stahl, McKenna, & Pagnucco, 1994;Stahl & Miller, 1989). McKenna et al (1990a), however, have suggested that WLP would not need to evidence a clear-cut superiority in terms of achievement if a significant enhancement of students' attitudes toward reading could be demonstrated.…”