After earning an MFA in poetry from Arizona State University, Holly Sinclair taught for several years in Phoenix. She moved to St. Louis in 2012 where she tutored, taught as an adjunct professor, and began writing creative nonfiction. Holly taught students at Lift for Life Academy in the Soulard neighborhood before joining Seafoam Media in 2017. Currently, she writes marketing content for a living and creative essays for fun. Her students call her Ms. Sin-Sin.