Pennebaker "writing in journals" http://homepage.psy.utexas.edu/homepage/faculty/pennebaker/Reprints/index.htm
Pennebaker, J.W. & Chung, C.K. (in press). Expressive writing and its links to mental and physical health. In H. Friedman (Ed.), Oxford handbook of health psychology. New York , NY : Oxford. A general summary of expressive writing research.
CBT for social-emotional skills (add link from twitter)
General skills: Brown (Reciprocal Teaching), White (?), McNamara
*Pennebaker, J.W. (2004). Theories, therapies, and taxpayers: On the complexities of the expressive writing paradigm.Clinical Psychology: Science and Practice, 11, 138-142. A review of recent research and thinking about expressive writing. No one theory explains it. In evaluating expressive writing, we need to be attentive to economically-relevant outcome measures, i.e., think of research from the taxpayers' perspective.
Sweller, J. (1988). Cognitive load during problem solving: Effects on learning. Cognitive science, 12(2), 257-285. (online pdf)