1. Department of Psychology, Lawrence University, Appleton, WI, USA
2. Department of Psychology, Goucher College, Baltimore, MD, USA
3. Department of Psychiatry and Health Behavior, Medical College of Georgia, Augusta University, Augusta, GA, USA
4. Department of Education, Health & Behavior Studies, University of North Dakota, Grand Forks, ND, USA
5. Medical College of Georgia, Augusta University, Augusta, GA, USA
6. Anxiety Specialists of Atlanta, Dunwoody, GA, USA