They offered many useful suggestions and were always available when I needed assistance. A note of appreciation is also due to Connie Gazow. without her word processing, typing expertise and patience, this dissertation would never have been completed. A note of sincere thanks and appreciation to Lori (Agar) !..ethlean for her help and support as a friend and second mother to my son Brian, when I had classes, meetings or other time commitments. I knew he was always secure with her and this encouraged me to keep going. Finally, I deeply appreciate the help, understanding and support given to me by my husband, sid; my son Brian, and my mother, Nancy Pearson. Without their cooperation, help, and support, this study would have been impossible.