Self-made billionaire Bill Gates reads about 50 books a year.
"Reading is my favorite way to indulge my curiosity," he writes on his blog. "Although I'm lucky that I get to meet with a lot of interesting people and visit fascinating places through my work, I still think books are the best way to explore new topics that interest you."
In the same post, he lists his top five books of 2017. For a productive start to 2018, crack open one of Gates's favorites this holiday season: