“…Since Landesman's (1986) call for an increased emphasis upon the quality of life of persons with developmental disabilities, a number of conceptualisations and measures have been developed Cummins, Polzin, & Theobald, 1990;Heal & Chadsey-Rusch, 1985;Parmenter, 1992Parmenter, , 1994Schalock, 1993). Reflecting the increasing importance of quality of life, at least four recent volumes have been devoted to quality of life and disabilities issues (Brown, Bayer, & Brown, 1992;Goode, 1994;Romney, Brown, & Fry, 1994;Schalock, 1990).…”