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?
{'answer': 'Johns Hopkins', 'supporting_facts': [['Ethan Vishniac', 3], ['Johns Hopkins', 0]]}