context: Patel studied politics, philosophy and economics at Oxford University, where in 1998 he participated in organizing a protest against the introduction of tuition fees. Patel was the best student in his course and played a leading role in student self-government and student initiatives. He received a master's degree in public administration from the Harvard Institute of Public Administration. John F. Kennedy, where, while continuing to engage in activism begun at Oxford, took part in a widely publicized campaign to raise school workers' wages to a living wage.
question: What university did Ricken Patel study at?
answers.text: Oxford