With due respect to Manfred Mann's Earth Band, I just came across a great example of a business so blinded by their stale model that they cannot respond rationally to competitive threats: textbooks. Anyone involved in education, from students to professors to parents, knows that textbooks are exorbitant. There are several reasons for these prices: Market size: It is easier to sell 100MM Harry Potter hardcovers for $20 than a chemistry book that sells 20,000 copies.

In earlier articles, especially here, we have discussed why great product management is crucial to a company's success. It is the role that is responsible for a product as a whole, the only one that aligns what the product should do, what features it has, where to offer it, at what price points for which packages. Yet many companies seem to do just fine for an extended period of time without product management, especially in the technology sector.