An unenergetic, monotone delivery of instruction can easily stifle a student’s intellectual curiosity. The simple addition of humor, however, might keep students more engaged. It has even been shown to increase student learning. By cleverly sprinkling witticisms, amusing anecdotes, and self-deprecating quips throughout his lectures, Bob Kegan keeps the tone light in what can oftentimes be serious, tense subject matter. The result is a welcoming environment in which students feel comfortable and close to their professor.