Guillen studied at St. Theresa's College, Cebu City, earned an AB English degree before finishing an MA in Communication at Ateneo de Manila University, followed by a television production course under Nestor Torre, in 1967.
Guillen studied at St. Theresa's College earned an AB English degree before. Guillen studied at St. Theresa's College was finishing an MA in Communication at Ateneo de Manila University. Ateneo de Manila University was followed by a television production course under Nestor Torre. This was in 1967. St. Theresa's College was Cebu City.