: Higher-order cognitive ruminations and thoughts about emotions, unique to more complex brains like humans. Reception and Impact Affective Neuroscience Theory and Personality: An Update
: Panksepp identifies seven "primary-process" emotional systems shared across mammalian species: SEEKING , LUST , CARE , and PLAY (positive) alongside FEAR , RAGE/ANGER , and PANIC/SADNESS (negative). Affective Neuroscience, the Foundations of Huma...
: Raw, instinctual emotional feelings common to all mammals. Secondary-process : Emotional learning through conditioning. and PLAY (positive) alongside FEAR