Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
Who wrote the following?

"The Tipping Point" (2000), "Blink" (2005), "Outliers" (2008), "What the Dog Saw" (2009), "David and Goliath" (2013), and "Talking to Strangers" (2019)
David Baldacci
Malcolm Gladwell
Ian McEwan
Scarlett Thomas