What is the theme in Sleeping with the Devil: How Washington Sold Our Soul for Saudi Crude by Robert Baer?

Corruption is a major theme of the book. Corruption is a part of the culture of the Saudi royal family, according to Baer. There are more than thirty thousand members of the House of Sa'ud. They receive stipends from the king, which were generous under King Fahd. Many members of the royal family have lifestyles that exceed their stipends. They have palaces and huge estates around the world, yachts, expensive cars and like to spend their time in the casinos on the Riviera.