Gary Zimak is a Catholic speaker and the bestselling author of several books, including Give Up Worry for Lent!, Let Go of Anger and Stress!, Give Up Worry for Good!, Let Go of Your Fear, and When Your Days Are Dark, God is Still Good.

He is the host of The Gary Zimak Show and the podcast Following the Truth. He previously served as director of parish services at Mary, Mother of the Redeemer Catholic Church in North Wales, Pennsylvania, and as the host of Spirit in the Morning on Holy Spirit Radio in Philadelphia, Pennsylvania. He is a frequent speaker and retreat leader at Catholic parishes and conferences across the country.

His work has appeared in Catholic Digest, National Catholic Register, Catholic Exchange, Catholic Philly, and Catholic Answers Magazine. Zimak has been a guest on numerous television and radio programs, including EWTN's Bookmark and Women of Grace, Catholic Answers Live, Morning Air, and the Son Rise Morning Show.

Zimak earned a bachelor of science in business administration from Drexel University. 

He lives in Mount Laurel, New Jersey, with his wife. They have two children.