Flow. It's all about the science of optimal human experience. In this Note, we'll explore what the flow state is (hint: get fully engaged in an activity that matches your skills with your challenge) and we’ll look at some other Big Ideas on controlling the contents of our consciousness to get out of anxiety and boredom as we create more flow experiences in our lives. (Plus, you'll even learn how to pronounce "Mihaly Csikszentmihalyi.")