Martha F. Cleveland-Innes is Professor in Graduate Education Programs at Athabasca University, Canada. She is an award-winning researcher and author in the field of distance and blended higher education.

Stefan Stenbom is Associate Professor at KTH Royal Institute of Technology, Sweden. He is one of the leading scholars in the third generation of Community of Inquiry researchers.

D. Randy Garrison is Professor Emeritus at the University of Calgary, Canada. He has published extensively on teaching and learning in distance, higher, and adult education contexts.