Season 3 of the HBO drama, created by Julian Fellowes, finds a balance between frivolous and substantive for its best season yet.

Set during the 1880s, "The Gilded Age" explores themes of social mobility, wealth, class, and the changing American society during a time of immense industrial growth.

W hen Mark Twain coined the term “The Gilded Age,” it wasn’t a compliment, regardless of what the HBO series tries to imply. It was meant to acknowledge the corruption under