at the Seminary in Bengaluru, he applied for the Alexander von Humboldt research fellowship and went on study leave from the Seminary to the University of Heidelberg, Heidelberg for doctoral studies in Old Testament where he studied under Claus Westermann and Gerhard von Rad who were experts in Old Testament studies. During E. C. John's study period in Heidelberg, his companions included Nicholas J. Tromp, MSC who spent a period of study at the University. Upon completion of E. C. John's doctoral studies in 1968, his thesis was published with the title, Death and life in the prophecy of judgment with reference to Amos, Hosea, Isaiah and Jeremiah, E. C. John returned to Bengaluru and continued teaching in the United Theological College till his retirement in 1993. Contribution Teaching After E. C. John completed his studies in Cambridge University in 1959, he began teaching the Old Testament in Bangalore for generations of students both at the graduate, postgraduate and doctoral levels. In 1983 E. C. John took charge as Principal of the United Theological College, Bengaluru from his predecessor Joshua Russell Chandran and continued as Principal until 1993 when he relinquished charge and handed over the baton to Gnana Robinson. E. C. John's legacy of teaching has passed on to his postgraduate students who specialized in the Old Testament and Hebrew language, which continued through those who took up teaching at seminaries elsewhere comprising, 1968-1970, John Guy Bookless, at the United Theological College, Bangalore, 1969-1971, Anil Kumar Daniel Solanki, 1971-1973, G. Babu Rao, CBCNC, at the Serampore College, Serampore and later at the Andhra Christian Theological College, Secunderabad, 1971-1973, Timotheas Hembrom, NELC, at the Bishop’s College, Calcutta, 1976-1978, D. Dhanaraj, CSI, at the Karnataka Theological College, Mangalore, 1977-1979, J. Bhaskar Jeyaraj, at the South Asia Institute of Advanced Christian Studies, Bangalore, 1978-1980, Geevarghese Mathew, MMTSC, at the Mar Thoma Theological Seminary, Kottayam, 1979-1981, G. D. V. Prasad, CSI, at the Bishop’s College, Calcutta, 1980-1982, D. Jones Muthunayagom, CSI, at the Tamil Nadu Theological Seminary, Madurai and later at United Theological College, Bangalore, 1980-1982, James Vijayakumar, at the United Theological College, Bangalore, 1981-1983, Mani Chacko, CSI, at the Gurukul Lutheran Theological College, Chennai, 1985-1987, M. Prithvi Raju, AELC, at the Andhra Evangelical Lutheran Church Seminary in Rajahmundry, 1986-1988, Ch. Victor Moses, AELC, at the Gurukul Lutheran Theological College, Chennai, 1986-1988, N. V. Luther Paul, AELC, at the Andhra Christian Theological College,