A study by International Data Corporation cites "the lack of human interaction" as the most often cited reservation to Internet-based training. Although focused on the corporate training market, the report has implications for academia as well, because it reflects a common misconception about the online classroom.

Experienced online educators know that well-facilitated online discussions, chats, emails, and even surveys can give participants a powerful experience of human interaction. You use the Internet without interaction at your own peril.

The IDC report says "online mentoring and support" is one of the three top services to request when selecting e-learning providers. (Source: IDC - Are Managers Ready to Purchase Internet-Based IT Training? Results of Education Buyers Survey.)