Daniel Ek: "A brilliant Pulitzer Prize–winning book about how the modern world was formed, analyzing how societies developed differently on different continents.

I like how this is written from a biologist’s point of view rather than purely based on history or anthropology."

Joe Rogan: "Guns Germs and Steel is an amazing book."

Charlie Munger recommended 'Guns, Germs, and Steel' in his book Poor Charlie's Almanack.

Included on Jamie Dimon's list of favorite books he sent to JP Morgan summer interns in 2010.

Raoul Pal said 'Guns, Germs, and Steel' influenced his macro thinking on Twitter.

Shane Parrish: "A concise book of lessons drawn from the survey of history. The book comes highly recommended by someone I met at the Berkshire Hathaway meeting last weekend.

I can’t believe I haven’t read this before. I’ll be re-reading this a few times and I’ve started listening to the audio version in the car as well."

Naval Ravikant: "Concise and well written, summarizes the long arc of history with poetic insights."

Tim Ferriss: "Fantastic book. I read [The Lessons of History] because Ray Dalio recommended it."

Kevin Systrom: "It’s a great book."

David Sacks: "The most timely and important book I read last year"

Anthony Scaramucci: "Read every page… Twice."

Lloyd Blankfein: "Destined for War by Graham Allison informs the moment like Guns of August did for Kennedy in [the] Cuban Missile Crisis. Important lessons.”

Fred Wilson recommends 'The Art of War' for entrepreneurs.

Donald Trump recommends 'The Art of War' in his book 'Trump 101: The Way to Success'

Evan Spiegel bought a copy of 'The Art of War' for every Snapchat employee after Mark Zuckerberg told Spiegel his plans for a competing app.

Julian Guthrie: "[Larry Ellison picked up] his Kindle so he could finish reading 'Lone Survivor'. Larry had noted a page: 'The real battle is won in the mind.'"

Marc Andreessen: "The film was fine but the book is unreal; incredibly vivid story of superlative American heroes."

Mark Zuckerberg: "It's a timely book about how and why violence has steadily decreased throughout our history, and how we can continue this trend.

A few people I trust have told me this is the best book they've ever read."

Anthony Pompliano: "Better Angels is so good. I've found it to really rock people's preconceived notions on a number of topics"

Joe Rogan mentioned 'The Book of Five Rings' as one of his top 3 books of all-time.

Naval Ravikant mentioned The Book of Five Rings on Twitter.

Joe Rogan: "This book by Sebastian Junger is fucking epic. I can't recommend it enough."

Tim Ferriss: "I read [Tribe] in about a day and a half. I just ingested it rapid fire."

One of Paul Graham's answers to "What should I read to learn more about history?"

One of Sam Altman's recommended books for young startup founders.

Chris Dixon: “I just discovered Erik Larson this year and read a few of his books, but this was my favorite.

It’s an exciting story of the sinking of the Lusitania, which reads kind of like an action movie switching between the characters on the ship to the submarine crew who sinks them."

Lloyd Blankfein: "[Erik Larson is] a writer who makes these narrow events -- gives a lot of texture to them and makes them feel very vivid"

Patrick Collison included this book on his list of recommended books.

Marc Andreessen: "How 1960s racial politics descended into 1970s terrorist bombings, thanks to privileged college students breaking very bad."

Marc Andreessen: "The founding and growth of military contractor Blackwater as told by its founder and CEO; newly relevant due to the Mueller investigation."

Marc Andreessen: "The astonishing story of the Litvinenko and Perepilichnyy assassinations in the UK; reads like a Lee Child thriller; plenty topical now."

Marc Andreessen: "True, chilling saga of straight up, profoundly deep treason and betrayal. Sociopaths in high positions of power and influence. Hair curling."

Warren Buffett: "A must-read for those concerned with the safety of our country"

Anthony Scaramucci: "Ever hear about the secret plot to kill George Washington?

Then read my pal Brad Meltzer’s new book: The First Conspiracy. It really happened.

You’ve never seen George Washington fight like this."

Patrick O'Shaughnessy: "This book was the best I've ever read on the psychology of war, so I highly recommend it."

Chris Sacca: "Incredible book"

Austen Allred: "If you’re ever feeling sorry for yourself pick up Storm of Steel"

Max Levchin shared 'The Great War of Our Time' on his LinkedIn page.

Tim Ferriss: "Be forewarned that it contains beautiful prose and graphic violence in equal measure."

Casey Neistat: "Probably my favorite, or at least my second-favorite book in the world"

Charles Koch recommended this book on his website.

Julian Guthrie: "During a lively discussion over dinner one night, [Tony Blair] listened in wonder and remarked, 'Larry, you read too much history.'

Larry Ellison had just finished quoting a section from 'A Peace to End All Peace'."

Peter Thiel: "He tells how the Nazis and the Soviets drove each other to ever more murderous atrocities as they fought to dominate Eastern Europe in the 1930s and ’40s.

Even as he calculates the death toll painstakingly, Mr. Snyder reminds us that the most important number is one: Each victim was an individual whose life cannot be reduced to the violence that cut it short."

One of Peter Thiel's favorite books.

Mark Zuckerberg: "It's a book that explores how the world is shifting to give individual people more power that was traditionally only held by large governments, militaries and other organizations.

The trend towards giving people more power is one I believe in deeply, and I'm looking forward to reading this book and exploring this in more detail."

One of the books Mark Zuckerberg added to his Facebook page.

Ryan Holiday: "Peter [Thiel] would, at one point, pass me a copy of 'The Fifteen Decisive Battles of the World', the book he had read as he’d mulled his options over."

Joe Rogan: "I’ve been obsessed with books on the Wild West and the conflicts Native Americans had with early settlers. This is another amazing one"

Naval Ravikant: "On a lighter but still very educational note, check out 'The War Nerd' by Gary Brecker"

Naval Ravikant: "For historical fiction, I like 'A Soldier of the Great War'"

Kevin Systrom listed 'We Wish To Inform You' among his favorite books on Facebook.

One of Paul Graham's answers to 'What’s your favorite book that almost nobody else knows or talks about?'

Paul Graham: "Simultaneously reading Rousseau's Confessions and No Easy Day. Triangulating..."

Paul Graham: "Excellent"

Paul Graham: "Hugh Popham's Sea Flight is a wonderful book.

I'm looking at the few pages left and wishing there were more."

One of Paul Graham's answers to 'What’s your favorite book that almost nobody else knows or talks about?'

Paul Graham: "Flying Start is a wonderful book."

One of Paul Graham's answers to 'What should I read to learn more about history?'

Paul Graham: "Read this book"

Brian Armstrong: "Biography about the general who led the European allied forces in World War II (arguably, saving the free world) who later became president of the United States.

Was interesting, but a bit too long — couldn’t get through it all."

Joe Rogan: "[Oliver Stone] has had one of the most interesting and spectacular lives in show business"

Chris Dixon: "It really is as good as advertised. For me, the best book I read this year both in terms of learning and enjoyment. Truly epic story, showing humanity at both its best and worst.”

One of Richard Branson's top books to read in a lifetime.

Donald Trump: "One of the greatest books of all time.”

Daniel Gross: "An awesome page turner based on a true story.”

Included on Jamie Dimon's list of favorite books he sent to JP Morgan summer interns in 2010.

Included on Jamie Dimon's list of favorite books he sent to JP Morgan summer interns in 2010.

Included on Jamie Dimon's list of favorite books he sent to JP Morgan summer interns in 2010.

Included on Jamie Dimon's list of favorite books he sent to JP Morgan summer interns in 2010.

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Paul Graham: "One of my favorite autobiographical works"

Paul Graham: "One of my favorite autobiographical works"

Michael Mauboussin: "I love Jeffrey Friedman's new book, War and Chance. I feel the same sense of revelation as when I read Expert Political Judgment by Phil Tetlock"

Lloyd Blankfein: "Book recommendation: No Ordinary Time, by Doris Kearns Goodwin. About the 'home front' in WWII.

Early in the book a good discussion of Roosevelt’s leadership in mobilizing industry (whose hatred he had welcomed!) as the country transformed into the 'arsenal of democracy.' Relevant."

Lloyd Blankfein: "My favorite writer of military history"

Patrick O'Shaughnessy: "The title makes this sound like a traditional biography, but it is as much the story of the Marine Corp as a biography of Brute Krulak."

Patrick O'Shaughnessy: "I love the way Pressfield writes; I recommend his entire catalogue.

This little volume is fun, and it will definitely fire you up."

Patrick O'Shaughnessy: "He was the best fighter pilot in the Air Force.

He was nicknamed '40-second Boyd' because it never took him more than 40 seconds to defeat someone in the air."

Bill Gates: "Erik Larson’s The Splendid and the Vile is a page-turner about getting through World War II."

Bill Gates: "Michael Beschloss’s latest book gave me insights about leadership."

Bill Gates: "This book educated me about the pros and cons of autonomous weapons."

Bill Gates: "This powerful graphic novel explores parenthood and life during wartime."

One of Stephen Schwarzman's favorite books.

Elon Musk: "Intense. Great book."

Balaji Srinivasan: "Sean McMeekin's latest tour-de-force makes a strong case that Stalin should be thought of as the main actor in WW2 — not Hitler or the US."

Keith Rabois: "Required reading in our household."

Alexis Ohanian: "Great book on the subject [of WW2 aftermath]"

Vinod Khosla: "For worrisome understanding of our presumed ability to defend ourselves, read The Kill Chain"