Watch CNBC’s full interview with ‘Elon Musk’ author Walter Isaacson [Video]

Walter Isaacson, ‘Elon Musk’ author, Perella Weinberg Partners advisory partner and Tulane professor, joins ‘Squawk Box’ to discuss Elon Musk’s challenge to lead the Department of Government Efficiency, Musk’s relationship with President-elect Donald Trump, corporate America’s relationship with Trump, ABC’s $15 million legal settlement in Trump defamation case, and more.