Cue the growing ranks of top universities and hoards of school teachers who freely share their resources, teaching and learning research and lesson ideas on the web.

ECONOMIST: The Economist Debate Series: Education: The Proposition's closing statement | The

The lesson of his research is that the act of reading observes a gradient of awareness.

WSJ: How E-Readers Change the Way We Read | Head Case by Jonah Lehrer

Beyond the technology, there is even a lesson for companies investing in research, albeit one learned through tears rather than triumph.

ECONOMIST: Ethernet

The crucial importance of keeping up research and development in defense is the great lesson of SDI.

CENTERFORSECURITYPOLICY: Center For Security Policy

The crucial importance of keeping up research and development in defence is the great lesson of SDI.

CENTERFORSECURITYPOLICY: 'Courage'

"Our children are being taught a terrible lesson right now, " said Gary Bauer of the Family Research Council.

CNN: Presidential Wannabes Hit Iowa District Caucuses

The lesson here is only that the difficulties of settling on a sustainable stock-research business model are one of many reasons you might want to be wary of banking as a sector just now.

FORBES: Wall Street Research Still Searching For A Business Plan

Now market research analysts, whose firms get paid by the companies they study, say they are learning this lesson with EMC , the Hopkinton, Mass. data storage company led by Chief Joseph Tucci .

FORBES: Play Nice--or Else!