Zach is measuring nonverbal behavior and personality traits to see if certain personality types display more nonverbal behaviors. However, Zach is having an issue deciding how he will actually record nonverbal behaviors in the lab. He wants to measure facial expressions only, but then also considers using body language and vocalics instead. This process of deciding how to measure a variable of interest is known as what?

The haitian revolution was the result of a long struggle on the part of the slaves in the french colony of st. domingue, but was also propelled by the free mulattoes who had long faced the trials of being denoted as semi-citizens. this revolt was not unique, as there were several rebellions of its kind against the institution of plantation slavery in the caribbean, but the haitian revolution the most successful. this had a great deal to do with the influence of the french revolution, as it to inspire events in haiti. the haitian revolution would go on to serve as a model for those affected by slavery throughout the world.