Original sentence: He attended Toronto's Upper Canada College (Head Prefect, 1955) and then later the University of Toronto, from which he received both an undergraduate degree in Engineering and an MBA, while also setting Canadian national swimming records and captaining the University of Toronto swim team
Edited sentence: He attended Toronto's prestigious Upper Canada College (Head Prefect, 1955) and then later the University of Toronto, from which he received both an undergraduate degree in Engineering and an MBA, while also setting Canadian national swimming records and captaining the University of Toronto swim team