There is often an us vs. them silo attitude in business. Sociologists like William Sumner (1906) would call this in-group favoritism.He “posited that humans are a species that join together in groups by their very nature. However, he also maintained that humans had an innate tendency to favour their own group over others, proclaiming how “each group nourishes its own pride and vanity, boasts itself superior, exists in its own divinities, and looks with contempt on outsiders.” (Source)How to a...