Microsoft co-founder and philanthropist Bill Gates talks with a colleague before the Berkshire Hathaway annual meeting in Omaha, Nebraska, U.S. May 6, 2017.REUTERS/Rick Wilking

Bill Gates loves to read.

The billionaire cofounder of Microsoft and chair of the Bill and Melinda Gates Foundation reportedly reads around 50 books a year, and he chronicles his literary adventures on his blog, Gates Notes.

Gates' book recommendations have included historical accounts like Walter Isaacson's biography of Leonardo Da Vinci, poetic works of fiction like Maylis De Kerangal's "The Heart," and complex yet fascinating nonfiction works like Gretchen Bakke's "The Grid," which is all about our energy infrastructure.

This list is culled from four years of Gates' summer reading lists and book reviews, and it's presented in no particular order.

If you're looking for something to enlighten yourself this summer, check out the 15 Gates-approved reads below:

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