What is the fine-grained topic of the following text: These included SPAC’s Senior Director of Education, Dennis Moench, who was in the Broadway revival of Les Misérables; as well as Jennifer DiNoia, who had the lead role of Elphaba in the Broadway production of Wicked; and Barrett Davis, whose credits include performing in the original Broadway production of Mary Poppins. Only return the topic.
Broadway professionals involved in SPAC's education.