Complex sentence: In The Master Switch, Wu described the Kronos effect as critical to the history of information technology, and wrote that his book's most compelling example of it is the story of radio pioneer and American business executive David Sarnoff.
Split into simpler sentences: In The Master Switch, Wu described the Kronos effect as critical to the history of information technology. In his book, he gives the example of radio pioneer and American business executive David Sarnoff.