Our ancestors lived in the villages where they were born, and much of their information sharing was done through face-to-face communication with those who were much like themselves. Increasingly over the centuries, however, advanced transportation systems, telecommunication technologies, and expanding business, education, and political networks brought strangers from different parts of the world into face-to-face or mediated contact. The Global Village, a term coined by Marshall McLuhan in 1964 to describe a world in which communication technologies bring news and information to the most remote parts of the world, is now a reality. We can exchange ideas as easily and quickly with people across the world as our ancestors did within the confines of their villages. Communication beyond geographic borders has also transformed how human ...