“…At least one book (Kart, Metress, & Metress, 1978) and several chapters (Eisdorfer & Wilkie, 1977;Lowenthal & Chiriboga, 1973;Solomon, Faletti, & Yunik, 1982) have been devoted to the special needs of the elderly, and a recent chapter (Solomon, Faletti, & Yunik, 1982) in a major health psychology text (Millon, Greene, & Meagher, 1983) has described the importance of an awareness of developmental changes in providing clinical health psychology services to the geriatric patient. We have described the importance of an understanding of child development in providing health care services to children (Maddux et al, 1986;, and recent books on health care psychology for children (e.g., Russo & Varni, 1982;Tuma, 1982;Wright, Schaeffer, & Solomons, 1979) have emphasized both the uniqueness of children's health care needs and the child development perspective. For most of their respective histories, psychologists concerned with children's health care problems and those concerned with adults' health have maintained separate professional identities: Pediatric psychologists for children and health psychologists (or medical psychologists) for adults (e.g., Stabler & Mesibov, 1984).…”