�     Emotion- a response of the whole organism

�     Physiological arousal

�     Expressive behaviors

�     Conscious experience

Emotional Arousal

�     Autonomic nervous system controls physiological arousal

�     Arousal and Performance- Performance peaks at lower levels of arousal for difficult tasks, and at higher levels for easy or well-learned tasks.

Emotion-Lie Detectors

�     Polygraph- machine that is commonly used in attempt to detect lies; measures several of the physiological responses accompanying emotion (i.e. perspiration, heart rate, blood pressure, breathing changes0

�     Control Question

�     Up to age 18, did you ever physically harm anyone?

�     Relevant Question

�     Did the deceased threaten to harm you in any way?

�     RELEVANT > CONTROL ! LIE

�     Is 70% accuracy good?

�     Assume 5% of 1000 employees actually guilty…after testing all employees 285 will be wrongly accused

�     What about 95% accuracy?

�     Assume that 1 in 1000 employees actually guilty…after testing all employees 50 are wrongly declared guilty and

1 of 51 testing positive are guilty (2%)

Experiencing Emotion

�     The amygdala is a neural key to fear learning

�     Catharsis- emotional release; catharsis hypothesis- "releasing" aggressive energy (through action or fantasy) relieves aggressive urges

�     Feel-good, do-good phenomenon- people's tendency to be helpful when already in a good mood.

�     Subjective Well-Being-  self perceived happiness or satisfaction with life; used along with measures of objective well-being (physical and economic indicators to evaluate people’s quality of life.

�     Adaptation-Level Phenomenon-  tendency to from judgements relative to a “neutral” level (i.e. brightness of lights, volume of sound, level of income); defined by our prior experience

�     Relative Deprivation-  perception that one is worse off relative to those with whom one compares oneself