Article by William F. Brescia, Jr. and Michael T. Miller, appears in Volume 5, (2006) edition of Electronic Journal for the Integration of Technology in Education:
Interactive web-access has led to the growth in blogging, a process whereby authors publicly post messages, respond to others, and are allowed to publicly offer their thinking to the public. Some college instructors have been quick to augment instruction with blogs focused on content matter and for peer review of work and commentary.There is, however, no indication that blogs are effective supplements to the teaching-learning process. The current study was conducted to generate some initial consensus about the instructional advantages of blogging in college settings.Findings suggested that the reinforcing of course engagement and the repetition of exposure to coursework are the most valuable aspects of blogging.
Source: Online Learning Update