According to the North Central Regional Educational Laboratory,
"Action research is inquiry or research in the context of focused efforts to improve the quality of an organization and its performance. It typically is designed and conducted by practitioners who analyze the data to improve their own practice. Action research can be done by individuals or by teams of colleagues. The team approach is called collaborative inquiry."
Action Research Internationalhttp://www.scu.edu.au/schools/gcm/ar/ari/arihome.html is a refereed on-line journal of action research. It has a distinguished international editorial panel, and is sponsored by the Institute of Workplace Research Learning and Development (WoRLD) within the Graduate College of Management at Southern Cross University, and by Southern Cross University Press.
Action Research Resourceshttp://www.uq.net.au/action_research/arhome.html contains links to resources such as conference abstracts, books and e-mail lists of people that can be contacted that support action research.
Educating as Inquiry: A Teacher/Action Research Sitehttp://www.lupinworks.com/jn is maintained by Judith Newman, a Canadian educator and writer. This teacher/action research web site with links to other AR sites, and other web pages containing articles relating to practice as inquiry.