The term Cassandra Complex was coined in 1949, and refers to a belief that things could be known in advance. The term is derived from the Greek myth of Cassandra, a Trojan princess who was granted the gift of prophecy by the god Apollo. However, Apollo also cursed Cassandra so that no one would believe her prophecies. As a result, Cassandra's warnings about the impending fall of Troy were ignored, and the city was eventually destroyed. Read on to learn more.