Question: Ethan Tecumseh Vishniac (born 1955) is an American astrophysicist, his wife Ilene Busch-Vishniac, the ninth president of the University of Saskatchewan (2012-2014), was previously Dean of the Faculty of Engineering at which American entrepreneur, abolitionist and philanthropist of 19th-century Baltimore, Maryland?

full_context: Document 1: Avi Loeb: Abraham (Avi) Loeb is an American theoretical physicist who works on astrophysics and cosmology. Loeb is the "Frank B. Baird Jr. Professor of Science" at Harvard University. He serves as Chair of the "Harvard Astronomy department", Chair of the Advisory Committee for the "Breakthrough Starshot" project - which aims to launch lightweight spacecraft towards the nearest stars using a powerful laser, founding director of Harvard's "Black Hole Initiative" - the first interdisciplinary center worldwide dedicated to the study of black holes and director of the "Institute for Theory and Computation (ITC)" within the Harvard-Smithsonian Center for Astrophysics. Loeb is an elected fellow of the American Academy of Arts and Sciences, the American Physical Society, and the International Academy of Astronautics, as well as Vice Chair of the Board on Physics and Astronomy of the National Academies. Within Harvard, Loeb serves on the President's Task Force on Diversity and Belonging, the Provost's Allston Academic Planning Committee, and the FAS Dean's Faculty Resources Advisory Committee. In December 2012, "TIME" magazine selected Loeb as one of the 25 most influential people in space. In 2015, Loeb was appointed as the Science Theory Director for the Breakthrough Initiatives of the Breakthrough Prize Foundation.
Document 2: Jon Strauss: From 2011 to 2016, Jon C. Strauss (Jon Calvert Strauss) was the President of Manhattanville College in Purchase, NY. He replaced Molly Easo Smith, who sat as the eleventh president of the College. Previously, Dr. Strauss was the interim dean of engineering at Texas Tech University. Some call him the father of Responsibility Center Management (RCM) which he helped to develop at the University of Pennsylvania. He is a former member and current consultant of the National Science Board. Before his time at Tech, he served as President of the Bainbridge Graduate Institute in 2008-2009. He accepted this appointment from former President and BGI Co-Founder Gifford Pinchot III. Strauss was the fourth president of Harvey Mudd College, serving in that position from March 1997 to June 2006. Prior to Harvey Mudd, he was the Chief Financial Officer of Howard Hughes Medical Institute; Strauss also served as the thirteenth president of Worcester Polytechnic Institute from 1985 to 1994. Over the years Strauss has also served as Senior Vice-President of the University of Southern California and Vice President for Budget and Finance at the University of Pennsylvania as well. Strauss received his PhD in electrical engineering from the Carnegie Institute of Technology, his masters in physics from the University of Pittsburgh, and his bachelor's degree from the University of Wisconsin–Madison. He is married to Jean Anne Sacconaghi Strauss, a writer, activist and filmmaker. He has four children: daughters Susan MacQuarrie and Stephanie Annan from his first marriage, and two sons, Kristoffer Calvert Strauss and Jonathon Samuel Louis Strauss.
Document 3: Johns Hopkins University: The Johns Hopkins University (commonly referred to as Johns Hopkins, JHU, or simply Hopkins) is an American private research university in Baltimore, Maryland. Founded in 1876, the university was named for its first benefactor, the American entrepreneur, abolitionist, and philanthropist Johns Hopkins. His $7 million bequest—of which half financed the establishment of Johns Hopkins Hospital—was the largest philanthropic gift in the history of the United States at that time. Daniel Coit Gilman, who was inaugurated as the institution's first president on February 22, 1876, led the university to revolutionize higher education in the U.S. by integrating teaching and research. Adopting the concept of a graduate school from Germany's ancient Heidelberg University, Johns Hopkins University is considered the first research university in the United States.
Document 4: John McDonogh: John McDonogh (29 December 1779–26 October 1850) was a United States slave owner and to make up for his life of owning African peoples decided to repay the community for what he and others like him had taken, by providing grants for the public education of freed people of color and paying for one way tickets to Liberia. He also was part of the American Colonization Society, whom like other colonizationists wanted to send freed people of color back to Africa, even if those persons were born and raised in the United States, because colonizationists like Mcdonogh did not want them to integrate into United States society. He was described as miserly, controversial, and eccentric.
Document 5: Ilene Busch-Vishniac: Ilene Busch-Vishniac is an American-born mechanical engineer and university administrator. She served as Dean of the Whiting School of Engineering at Johns Hopkins University from 1998 to 2003. then resigned the position to serve as President of the Acoustical Society of America, an elected non-gratis position, from 2003 to 2005. She served as Provost and Vice-President for Academic Affairs at McMaster University from 2007 to 2012, and as President of the University of Saskatchewan from 2012 to 2014. She has written research papers for the ASME on matters related to tribology.
Document 6: Ethan Vishniac: Ethan Tecumseh Vishniac (born 1955) is an American astrophysicist. He is the son of microbiologist Wolf V. Vishniac, and grandson of photographer Roman Vishniac. He is the Editor-in-Chief of the Astrophysical Journal and a professor of Astronomy at Johns Hopkins University in Baltimore, after holding positions at University of Saskatchewan in Saskatoon, McMaster University in Hamilton, Canada, and University of Texas in Austin. His wife Ilene Busch-Vishniac, the ninth president of the University of Saskatchewan (2012-2014), was previously Dean of the Faculty of Engineering at Johns Hopkins, and provost and vice-president (academic) of McMaster University from 2007 until 2012.
Document 7: Johns Hopkins Hospital: The Johns Hopkins Hospital (JHH) is the teaching hospital and biomedical research facility of the Johns Hopkins School of Medicine, located in Baltimore, Maryland, U.S. It was founded in 1889 using money from a bequest by philanthropist Johns Hopkins. Johns Hopkins Hospital and the school of medicine are the founding institutions of modern American medicine and the birthplace of numerous medical traditions including rounds, residents and housestaff. Many medical specialties were formed at the hospital including neurosurgery, by Harvey Cushing; cardiac surgery by Alfred Blalock; and pediatrics and child psychiatry, by Leo Kanner.
Document 8: Adam Riess: Adam Guy Riess (born December 16, 1969) is a U.S. astrophysicist and Bloomberg Distinguished Professor at Johns Hopkins University and the Space Telescope Science Institute and is known for his research in using supernovae as cosmological probes. Riess shared both the 2006 Shaw Prize in Astronomy and the 2011 Nobel Prize in Physics with Saul Perlmutter and Brian P. Schmidt for providing evidence that the expansion of the universe is accelerating.
Document 9: John Brown (abolitionist): John Brown (May 9, 1800 – December 2, 1859) was an American abolitionist who believed and advocated that armed insurrection was the only way to overthrow the institution of slavery in the United States. Brown first gained attention when he led small groups of volunteers during the Bleeding Kansas crisis of 1856. Dissatisfied with the pacifism of the organized abolitionist movement, he said, "These men are all talk. What we need is action—action!" During the Kansas campaign, Brown commanded forces at the Battle of Black Jack and the Battle of Osawatomie. He and his supporters killed five supporters of slavery in the Pottawatomie massacre of May 1856 in response to the sacking of Lawrence by pro-slavery forces.
Document 10: Albert Vexler: Albert Vexler was born in Birobidzhan, The Jewish Autonomous Oblast, USSR on 23 September 1971. His Ph.D. degree in Statistics and Probability Theory was obtained from the Hebrew University of Jerusalem in 2003. His Ph.D. advisor was Marcy Bogen Professor, Fellow of the American Statistical Association. Dr. Vexler was a postdoctoral research fellow in the Biometry and Mathematical Statistics Branch at the National Institute of Child Health and Human Development. Currently, Dr. Vexler is a tenured Associate Professor at the State University of New York at Buffalo, Department of Biostatistics. Dr. Vexler has authored and co-authored various publications that contribute to both the theoretical and applied aspects of statistics. His papers and statistical software developments have appeared in statistical and biostatistical journals, which have the top rated impact factors and are historically recognized as the leading scientific journals. Dr. Vexler was awarded a National Institutes of Health (NIH) grant to develop novel nonparametric data analysis and statistical methodology. The results of this effort can be found via a public access resource housed by the US National Library of Medicine.
Document 11: Johns Hopkins: Johns Hopkins (May 19, 1795 – December 24, 1873) was an American entrepreneur, abolitionist and philanthropist of 19th-century Baltimore, Maryland.
Document 12: K. R. Sreenivasan: Katepalli R. Sreenivasan is an engineer whose research includes physics and applied mathematics. He studies turbulence, nonlinear and statistical physics, astrophysical fluid mechanics, and cryogenic helium. He is the dean of engineering and executive vice provost for science and technology of New York University. Sreenivasan is also the Eugene Kleiner Professor for Innovation in Mechanical Engineering at New York University Tandon School of Engineering, and a professor of physics and mathematics professor at the New York University Graduate School of Arts and Science and Courant Institute of Mathematical Sciences.
Document 13: Zanvyl Krieger: Zanvyl Krieger (April 1, 1906 — September 15, 2000) was an American businessman and philanthropist in Baltimore, Maryland. He was best known for his philanthropy, including major donations to the Johns Hopkins University and the Kennedy Krieger Institute. Krieger amassed his fortune through an investment in U.S. Surgical Corp, which manufactured surgical staples.
Document 14: Impartial Female Humane Society: The Impartial Female Humane Society was an early 19th-century benevolent organization established to assist distressed women in Baltimore, Maryland. The society was formed in 1802 and incorporated in 1811. Its most noted president was Mary Pickersgill, the seamstress who made the Star Spangled Banner Flag, who served from 1828 to 1851. Under Pickersgill, the society opened an Aged Women's Home in 1851. The home, which was supplemented with a men's home in 1864, became the focus of the society, and today the organization has evolved into the Pickersgill Retirement Community in Towson, Maryland.
Document 15: Kasisomayajula Viswanath: Kasisomayajula Viswanath is an American scientist currently the Lee Kum Kee Professor of Health Communication at Harvard T.H. Chan School of Public Health.
ground_truth: Johns Hopkins