Complex sentence: Gabbard earned his Bachelor's Degree in Theater from Eastern Illinois University and a M.D. from Rush Medical College in Chicago in 1975 and completed his psychiatry residency at the Karl Menninger School of Psychiatry in Topeka, Kansas.
Split into simpler sentences: Gabbard earned his Bachelor's Degree in Theater from Eastern Illinois University and a M.D. from Rush Medical College in Chicago in 1975. He completed his psychiatry residency at the Karl Menninger School of Psychiatry in Topeka, Kansas.