Gracias Perú: A Missionary's MemoirTom Shea was ordained a Catholic priest in the Congregation of Holy Cross (C. S. C.) in 1967, and volunteered to assist the Church in Peru where there was a shortage of priests. In the letter and spirit of Vatican II, he endeavored to empower the laity to be a thriving Church in the absence of priests. Associated with a founder of Liberation Theology, which holds that the Church not only has an obligation to charity, but also the duty to work socially