Crystal King is a Principal Inbound Professor for HubSpot Academy with a focus on social media strategy. Crystal has led global social media and community programs for companies such as Pegasystems, Keurig Green Mountain, CA Technologies and Sybase. She has taught classes in writing, creativity and social media at Harvard Extension School, Boston University, Mass College of Art, UMass Boston and GrubStreet, one of the leading creative writing centers in the US. Crystal received her masters in critical and creative thinking from University of Massachusetts Boston. She is also a novelist, with her first book, FEAST OF SORROW, available at bookstores on and offline.