Food can be a strong source of comfort and enabler of camaraderie as expressed by Coast Guard cook Arianna Gunn and South Philadelphia Fire Department resident chef and Marine veteran Bill Joerger. Chef de Cuisine Holly Jivin, who leads a team of more than 30 people at The Bazaar by José Andrés at the Beverly Hills SLS, prepares the restaurant’s signature interpretation of a “Philly Cheesesteak.”