People are different. Extroverts love social activities at work and introverts hate them. Extroverts are estimated to be anywhere from 50% to 74% of the popula

People are different. Extroverts love social activities at work and introverts hate them. Extroverts are estimated to be anywhere from 50% to 74% of the population. That coupled with the fact that employees are less likely to quit a company that they have social engagement with in the office means pizza parties aren't likely to go away anytime soon.