This episode features Dr. David Chang,  a professor of Clinical Otolaryngology and program director at the University of Missouri. We heard from Dr. Chang about his journey to otolaryngology, facial plastics and reconstructive surgery as well as his special interest in the signaling process. Make sure to follow him @DrCWDavidChang on twitter. Follow @sundayswsaima on Instagram and twitter to stay up to date with the latest guests. Make sure to catch us next week on Sundays with Saima & Co.