Good brief overview of reflection and application to use of portfolios with overview of literature.
Reflective and Portfolio Learning in Information Literacy/Seeking:
Saito, H., Miwa, K. (2007). Construction of a learning environment supporting learners’ reflection: A case of information seeking on the Web. Computers & Education 49: 214–229. Retrieved from http://miwalab.cog.human.nagoya-u.ac.jp/Paper/saito07.pdf
Chang, C. C. 2008. Enhancing self-perceived effects using Web-based portfolio assessment. Computers in Human Behavior 24(4): 1753-71. Link to article.
Mason, R., Pegler, C., Weller, M. (2004). E-Portfolios: an assessment tool for online learning. British Journal of Educational Technology 35.6: 717-727. Retrieved from http://caeldompel3.pbworks.com/f/E-portfolios.pdf
AAC&U (Association of American Colleges and Universities) VALUE Assessment
VALUE (Valid Assessment of Learning in Undergraduate Education) is a campus-based assessment initiative sponsored by AAC&U as part of its LEAP initiative. VALUE provides needed tools to assess students' own authentic work, produced across their diverse learning pathways and institutions, to determine whether and how well they are progressing toward graduation-level achievement in learning outcomes that both employers and faculty consider essential.
Chen, H. & Light, P. Electronic Portfolios and Student Success: Effectiveness, Efficiency, and Learning (pdf summary of book)
Demonstrated consistent benefit of using advance organizers in online Web-based course between control group and treatment group of 166 college students enrolled in health care ethics course.