Julie C. Bowker & Robert J. Coplan 
The Handbook of Solitude [EPUB ebook] 
Psychological Perspectives on Social Isolation, Social Withdrawal, and Being Alone

The Editors
Robert J. Coplan is a Professor in the Department of Psychology at Carleton University and Director of the Pickering Centre for Research in Human Development. Dr. Coplan is co-editor of Social Development in Childhood and Adolescence: A Contemporary Reader (Wiley Blackwell, 2011), and The Development of Shyness and Social Withdrawal (2010) and a former editor of the journal, Social Development.
Julie C. Bowker is an Associate Professor of Psychology at the University at Buffalo, State University of New York. Her research program focuses on the roles that close interpersonal relationships play in socio-emotional development and psychopathology during late childhood and early adolescence.