No, this is not a blonde joke. If you want one of those, go to this week’s Humor File. Cleopatra was in fact a blonde. That’s because she was not Egyptian. She was a Macedonian Greek, with hair as blonde as Alexander’s. Alexander conquered Egypt in 332 BC, then went on to subdue all of the Middle East. When he died nine years later, his just-conquered empire was fought over and carved up by his generals. The one who ended up running Egypt was Ptolemy (367-283 BC). Declaring himself Pharaoh, he founded the Ptolemaic Dynasty, with twelve Ptolemies in succession,...