Books by professional sportsmen can read like divine proclamations for the consumption of mere mortals.

ECONOMIST: Forget the pavement and head for the hills

The first comprises books by professional writers, with or without some claim to academic standing, hoping mainly to move some product and with an eye on their next book advance.

ECONOMIST: Sense, nonsense and the global economy

Educational and professional publishers have long seen the value of the subscription model for professional education (see: Safari Books Online, for one).

FORBES: Are Ebooks Really Books?

There is no reason for a professional services firm to have over 400, 000 hires on the books.

FORBES: Will IBM's Bet On A Realigned Jobs Market Be Its Undoing?

All of the books looked outstanding, with sharp image and thick, heavy pages that felt professional.

WSJ: Review of KeepShot: Hassle-Free Photo Books in One Couch Sitting