India, Nov. 14 -- Enmeshed in an espionage controversy, Jensen Huang resigned this week as president and CEO of NVidia. The episode foregrounds the strategic nature technology companies in the US and China have acquired. These are, after all, two nations locked in the great-power rivalry of our times. Journalist Mara Hvistendahl documents a case in her book The Scientist and The Spy. Robert Mo, an academic with two PhDs worked for DBN, a Chinese agricultural company. Mo was arrested in 2011 after a corn-farmer reported him for trespassing in his field. An FBI probe revealed that the trespass was only the surface: Mo was gathering GM corn seeds developed by American agri-giant Monsanto to send to China. Hvistendahl's book underlines intellectual property as a frontier in the China-US rivalry. Written like a thriller, the book is remarkably sensitive in the portrayal of the larger aftermath: The growing suspicion of communities and panic-deiven policies that do more harm than good....