Pearson buys a small stake in Nook Media, wants a fast track for digital education

Publishers often want to work closely with e-book outlets -- possibly a little too closely -- but it's rare that they involve themselves directly. Pearson is taking that uncommon step by making a 5 percent, $89.5 million investment in Nook Media, the joint venture between Barnes & Noble and Microsoft. Some of the reasoning won't be made public until Barnes & Noble provides holiday sales results on January 3rd, but Pearson is clear that it's furthering its online education plans: it wants Nook Me...