Yuval Noah Harari is an Israeli historian and philosopher best known for his books Sapiens: A Brief History of Humankind, Homo Deus: A Brief History of Tomorrow, and 21 Lessons for the 21st Century. He is a professor at the Hebrew University of Jerusalem, where he teaches world history. Harari's books explore the history of humanity from the Stone Age to the present day, and examine the implications of modern technology and scientific advances on the future of humanity. He is particularly interested in the impact of artificial intelligence, biotechnology, and other emerging technologies on our lives. He has written extensively on the topics of religion, politics, and economics, and has been featured in numerous publications, including The New York Times, The Guardian, and The Economist. Harari is a popular public speaker, and has given talks at TED, the World Economic Forum, and the United Nations. He has also been featured in several documentaries, including the BBC's "The Human Face of Big Data" and Netflix's "Explained". His books have been translated into over 50 languages, and have sold millions of copies worldwide.