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Astrophysicist, author, and science communicator. Studied at Harvard University, the University of Texas at Austin, and Columbia University. Director of the Hayden Planetarium at the Rose Center for Earth and Space in New York City. Founded the Department of Astrophysics at the American Museum of Natural History.
Politician who served as the 44th president of the United States from 2009 to 2017. First African-American president. Former U.S. senator and Illinois state senator. Civil rights lawyer and university lecturer.
American businessman, investor, and philanthropist. Vice chairman of Berkshire Hathaway and chairman of the Daily Journal Corporation.
Astronomer, planetary scientist, cosmologist, astrophysicist, astrobiologist, science communicator, author, and professor. Known for research on the possibility of extraterrestrial life, assembly of the Pioneer plaque and the Voyager Golden Record, and advocating for the greenhouse effect hypothesis on Venus.
Billionaire investor and hedge fund manager. Co-founder and co-chief investment officer of Bridgewater Associates since 1985.
Israeli author, public intellectual, historian, and professor. Author of the popular science bestsellers Sapiens, Homo Deus, and 21 Lessons for the 21st Century. His writings explore various topics including free will, consciousness, intelligence, happiness, and suffering.
Essayist, mathematical statistician, former option trader, risk analyst, and aphorist. Work concerns problems of randomness, probability, and uncertainty.
Graduated from Stanford University with a bachelor's degree in mathematics. Worked for Khan Academy and later focused on 3Blue1Brown.