Saad is a professor of marketing at Concordia University's John Molson School of Business, known for applying evolutionary psychology to consumer behavior.

Born in Beirut to a Lebanese Jewish family, he fled with his family to Montreal in 1975 during the Lebanese Civil War.

• He is the author of The Parasitic Mind: How Infectious Ideas Are Killing Common Sense (2020), and hosts the YouTube channel and podcast The Saad Truth.

• In 2024, he took a leave from Concordia to become a visiting professor at Northwood University in the United States.