Kupfer says making grandma's pills cheaper doesn't even enter the equation--that's a social question.

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This gave birth to the most modern league of the time, which may be why Germany was so good at football, says Thomas Kupfer, who has written a book on football management.

ECONOMIST: Germany and the World Cup

"The development of DSM-5 began with an unprecedented process of research evaluation that included a series of white papers and 13 scientific conferences supported by the National Institutes of Health, " wrote Dr. David Kupfer, chairman of the University of Pittsburgh School of Medicine, who oversees the entire DSM-5 task force, in an e-mail.

CNN: Are we over-diagnosing mental illness?

The new edition of the DSM will be the first to be updated electronically and is designed to be a "living document" that can take into account emerging science, though the details for updating the manual haven't been worked out yet, according to David Kupfer, head of the DSM task force that oversaw the revision.

WSJ: Revised Psychiatric Manual Faces Mixed Reviews