The profession that had once been the quiet gatekeeper to discrete palaces of knowledge is now wrestling a raucous, multiheaded, madly multiplying beast of exploding information and information delivery systems. Who can we trust? In a world where information itself is a free-for-all, with traditional news sources going bankrupt and publishers in trouble, we need librarians more than ever.
— Marilyn Johnson, This Book Is Overdue! p. 7