 After serving as a Pastor, Melanchthon returned to his "alma mater" in 1965 to take up a postgraduate course.In 1968, during the Principalship of Joshua Russell Chandran, Melanchthon joined as Faculty Member at United Theological College, Bangalore, where Melanchthon used to teach Religions in India for students pursuing B. D. for nearly two decades until 1988.Many of his graduate students have contributed to the full spectrum of the ministries of the Church in India, who include, R. S. Sugirtharajah, J. W. Gladstone, P. J. Lawrence, S. J. Theodore, Timotheas Hembrom, Dharmakkan Dhanaraj, Paul Rajashekar, H. S. Wilson, Elizabeth Paul, Basil Rebera, Christopher Asir, John Sadananda, Sydney Salins, P. Surya Prakash, D. N. Premnath, M. Mani Chacko, K. David Udayakumar, Evangeline Anderson-Rajkumar, K. Reuben Mark, Ch.