Greenville Seminary advocates an "Old School" approach to its theological education. GPTS Student Tony Rogers seems to take this phrase literally. Actually, a power outage at his home necessitated this reversion to yesteryear's candlelight illumination for book learnin'. Kudos to Tony for his perseverance!
On a more serious note, if you would like to read a class paper by 2015 GPTS graduate Kevin Easterday on the 19th-century Old School/New School controversy in Presbyterianism, go here.