def state_style(person, color):
    """
    take a person's name and a color to fill in states traveled to
    """
    return lambda x: {'fillColor': color if x['id']
                      in person['States'] else 'white',
                      'color': 'black',
                      'weight': 0.3,
                      'fillOpacity': 0.5 if x['id']
                      in person['States'] else 0.0
                      }