1. Have no history of major depressive disorder, generalized anxiety disorder, and or panic disorder within the last three years according to the Structured Clinical Interview for DSM-IV (Diagnostic and Statistical Manual) Axis I Disorders (SCID-NP) (First et al., 1995), or a history of major depressive disorder, generalized anxiety disorder, and or panic disorder greater than 3 years ago, but now resolved according to the Structured Clinical Interview for DSM-IV Axis I Disorders (SCID-NP) (First et al., 1995);