Title: Mark Zuckerberg
Content:  Mark Elliot Zuckerberg was born in White Plains, New York, on May 14, 1984, the son of psychiatrist Karen (née Kempner) and dentist Edward Zuckerberg. He and his three sisters (Arielle, businesswoman Randi, and writer Donna) were raised in a Reform Jewish household in Dobbs Ferry, New York. His great-grandparents were Jewish emigrants from Austria, Germany, and Poland. He had a Star Wars-themed bar mitzvah when he turned 13. He excelled academically at Ardsley High School in Ardsley, New York. After two years, he transferred to the private Phillips Exeter Academy and won prizes in astronomy, classical studies, mathematics, and physics. In his youth, he also attended Johns Hopkins University's Center for Talented Youth summer camp. On his college application, he stated that he could read and write Ancient Greek, French, Hebrew, and Latin. He was captain of the fencing team.
Title: Donna Zuckerberg
Content:  Zuckerberg was born in Dobbs Ferry, New York in 1987 to a Jewish family. She is the third of four children. Her parents were a dentist and psychologist. She says the family was tight-knit and the parents encouraged their children to develop whatever talents they had. All three of her siblings, Mark Zuckerberg, Randi Zuckerberg and Arielle Zuckerberg, work in the technology sector. After earning a Bachelor of Arts from the University of Chicago, Zuckerberg earned her Ph.D. in classics at Princeton University in 2014, specializing in the study of ancient tragedy. The title of her doctoral thesis was ''The Oversubtle Maxim Chasers: Aristophanes, Euripides, and their Reciprocal Pursuit of Poetic Identity. '' Her doctoral adviser was Professor Andrew Ford. While completing her graduate studies, Zuckerberg wrote a food blog called Sugar Mountain Treats.
Title: Benjamin Zuckerman
Content:  Zuckerman completed two degrees in 1963, one in Physics and one in Aeronautic & Astronautics at Massachusetts Institute of Technology. He finished his PhD thesis in Astronomy in 1968 at Harvard University.
Title: Mortimer Zuckerman
Content:  Zuckerman was born in Montreal, Quebec, Canada, the son of Esther and Abraham Zuckerman, who owned a tobacco and candy store. His family was Jewish, and his grandfather was an Orthodox rabbi. Zuckerman entered McGill University at the age of 16. He graduated from McGill with a BA in 1957 and a BCL in 1961, although he never took the bar exam. That same year, Zuckerman entered the Wharton School of the University of Pennsylvania, where he earned an MBA degree with a distinction of honor. In 1962, he received an LLM degree from Harvard Law School.
Title: Charles Zuker
Content:  Zuker was born in Arica, Chile in 1957. He attended el Colegio San Marcos in Arica, and later el Colegio San Ignacio in Santiago. In 1973, he moved to Viña del Mar to study Biology at the Universidad Catolica de Valparaiso in Chile, where he worked as an undergraduate student in the labs of Roberto Gonzalez and Sergio Marshall. He then went to graduate school at MIT where he obtained his Ph.D. with Harvey Lodish. Zuker did his postdoctoral studies at the University of California, Berkeley with Gerald Rubin. In 1987, he accepted a position as an assistant professor at the University of California, San Diego. In 1989 he was given tenure and appointed an Investigator of the Howard Hughes Medical Institute. Prior to moving to Columbia University in 2009, he was the Kevin and Tamara Kinsella Chair of Neurobiology and Distinguished Professor at the University of California, San Diego, School of Medicine. In addition to his academic appointments at the University of California and at Columbia University, Zuker was a Senior Fellow at the Janelia Research Campus from 2009-2017.
Title: Mark Zuckerberg
Content:  Raised as a Reform Jew, Zuckerberg later identified as an atheist but subsequently revised his views. In 2016, he said, "I was raised Jewish and then I went through a period where I questioned things, but now I believe religion is very important." Zuckerberg met his future wife, fellow Harvard student Priscilla Chan, at a frat party during his sophomore year there. They began dating in 2003. In September 2010, Chan, who was by then a medical student at the University of California, San Francisco, moved into Zuckerberg's rented house in Palo Alto, California. He studied Mandarin before they visited China, the 
Title: David Zuckerman (computer scientist)
Content:  Zuckerman received an A.B. in mathematics from Harvard University in 1987, where he was a Putnam Fellow in 1986. He went on to earn a Ph.D. in computer science from the University of California at Berkeley in 1991 advised by Umesh Vazirani. He then worked as a postdoctoral fellow at the Massachusetts Institute of Technology and Hebrew University of Jerusalem before joining the University of Texas in 1994. Zuckerman was named a Fellow of the ACM in 2013, and a Simons Investigator in 2016.
Title: Mark Smucker
Content:  After receiving his undergraduate degree in 1992, Smucker taught eighth-grade science in Alabama for two years. He then enrolled in the Thunderbird School of Global Management in Arizona, and had an internship in Mexico City one summer which also took him to Venezuela, Argentina, and Chile. After receiving his master's degree in international management in 1996, he moved to Buenos Aires, Argentina to work for the advertising company Leo Burnett Worldwide, working on Procter & Gamble accounts.
Title: Elon Musk
Content:  economics and a Bachelor of Arts degree in physics. In 1994, Musk held two internships in Silicon Valley during the summer: at energy storage startup Pinnacle Research Institute, which researched electrolytic ultracapacitors for energy storage, and at the Palo Alto-based startup Rocket Science Games. In 1995, Musk was accepted to a Doctor of Philosophy (Ph.D.) program in materials science at Stanford University in California. Musk attempted to get a job at Netscape but never received a response to his inquiries. He dropped out of Stanford after two days, deciding instead to join the Internet boom and launch an Internet startup.
Title: Katy Milkman
Content:  Milkman originally considered working on Wall Street, and spent her college holidays interning at investment banks. She was an undergraduate student at Princeton University, where she specialised in Operations Research and American studies. She moved to Harvard University for her graduate studies and completed a doctorate in information and technology in 2009.

Question: what did mark zuckerberg study?
Answer: Harvard University.