why someone would become a workaholic-because of one's obssession for success, money, or power. because of what this society advertizes or encourages that material or money is everything. social influence etc.-maybe he lack the responsibility to take care of his family, or he weighs his work over his family-someone who believes that the only way to make his family happy is to work-he is just too passionate about his job, which might not be a bad thing after all if he doesn't have a family.