Complex sentence: He studied for a BA in English at Bowdoin College and an MA in American Literature at the University of North Carolina, after a period of unemployment and working as a college professor (teaching literature) he started to take an interest in finance.
Split into simpler sentences: He studied for a BA in English at Bowdoin College and an MA in American Literature at the University of North Carolina. After a period of unemployment and working as a college professor (teaching literature) he started to take an interest in finance.