Complex sentence: His parents were Joseph Robustiano and Bertha (Ehrhardt) Current-Garcia., who became Hargis Professor Emeritus of American Literature at Auburn University, joined the Auburn faculty in 1947 after completing his studies at Tulane and Harvard.
Split into simpler sentences: His parents were Joseph Robustiano and Bertha (Ehrhardt) Current-Garcia. He joined the Auburn faculty in 1947 after completing his studies at Tulane and Harvard.