There are various reasons for not knowing something: actual learning disability, lack of information, laziness, some mental block, disinterest, or stupidity.
I will not attempt to label what lies behind the following conversation during a recent Euro 2012 football match (U.S. English translation: soccer game).
Wife: Why isn’t Messi playing?
Me: He’s from Argentina.
Wife: Why aren’t they playing?
The following analogy might explain this affliction: x is to geography as dyslexia is to reading. (There might be a word for x, but I have not heard it.)
NB. For any soccer ignoramus, who might be interested in learning something, Lionel Messi plays for Real Madrid in the Spanish league. He is one of the leading scorers in league play and often called the best player in the world (I do not agree). He failed to score in the last World Cup competition, which helped his teammates return home early from South Africa.
Prior to writing novels, the author enjoyed a multifaceted career: from decorated combat aviator to advertising professional to global communications director of a major consumer brand. He has traveled the world and met sports, film and television stars, political leaders, and royalty. He graduated from Middlebury College, is married, lives in Germany, and has two grown children.