A pecking order is a basic pattern of social organization within a flock of poultry in which dominance is established by aggression—members maintain their status by pecking those lower in rank without fear of retaliation and by submitting to pecks from those of higher rank. Nowadays, the term is used somewhat colloquially to describe social hierarchies among other creatures, including humans, and has even been applied to the finance industry. Who coined the term? Discuss