Julie Norem’s The Positive Power of Negative Thinking: Using Defensive Pessimism to Harness Anxiety and Perform at Your Peak http://www.defensivepessimism.com/
Mindfulness http://www.umassmed.edu/content.aspx?id=41252
Mindfulness Based Stress Reduction Clinic based at the Medical School of Massachusetts University. This is a great site to find research about mindfulness.