With a deluge of electronic conveniences and cable channels well into the hundreds, it's no wonder that many people aren't sitting down with a good old-fashione

“What does it mean to be lonely?” Thomas Dumm asks. His inquiry, documented in this book, takes us beyond social circumstances and into the deeper forces th

In the spring of 2010, Harvard Business School’s graduating class asked HBS professor Clay Christensen to address them—but not on how to apply his principle