Emmy Award-winning television producer Jenny Johnson, 31, recently launched a new food and sports show, Dining Playbook, on NESN, co-hosting with Billy Costa. For eight years, Johnson and Costa co-hosted NECN’s TV Diner, for which she also served as executive producer. A Marblehead native, she’s an honors graduate of the University of New Hampshire and spent a summer after graduation volunteering at an orphanage in Cape Town, South Africa. Her extensive charitable involvement includes riding in the Pan-Mass Challenge and hosting Dana-Farber’s annual gala. She worked as an entertainment and news reporter before finding her niche as New England’s most telegenic foodie. She lives in Back Bay.