Helen Fisher created a personality test that resulted in four groups, based on levels of neurotransmitters and hormones: Take the test HERE Explorers (creative and adventurous)-high dopamine Builders: (family oriented and planners)-high serotonin Directors: (nerdy and ambitious)-high testosterone Negotiators: (kind and empathetic)-higher estrogen What do you think of this idea? Which one might you be? Give some examples of how you might fit one of these categories.