Marcia Yudkin is a writer, editor and marketing expert with decades of teaching, coaching and work experience. She holds three Ivy League degrees, including a Ph.D., and has taught writing at Boston University, Babson College, the New England School of Law and Holyoke Community College. As a marketer she has advised small businesses, startups, publishers and entrepreneurs around the world. Currently she publishes a Substack newsletter called Introvert UpThink (https://www.introvertupthink.com), focusing on society's misunderstandings of introverts and discussing how introverts can thrive.