Can Technology Prevent Ethical Lapses?

With cheating and plagiarism rearing their ugly heads quite often these days, especially in business schools, the headline in the WSJ, Business Schools Try Palm Scans To Finger Cheats, caught my attention. According to the article, vein scans will be required of students taking the GMAT.

What a shame that so many resources are being invested in preventing students from cheating, when the great irony is that students are cheating to ostensibly get an education?