A singer-comedian since 1979, in 1988 I began doing commercial voiceover and theatre improvisation. In 1989, seeking solely to increase my income, I took a job teaching at a state-sanctioned traffic school that used comedians as instructors. This experience, in which initially-resistant learners consistently became highly involved and enthusiastic, ultimately led me to value the role of laughter in learning. I became Instructor Coordinator for my traffic school; began studying more...