Gotham Book Italic has a fairly large aperture look to it in comparison to other Gotham fonts. The typeface has a clinical look to it which is why it is widely used in publishing houses for books and magazines alike.
Each letter is titled to add style and class to every word. The font helps to gain the readers attention towards important words. The font has been used far and wide and is mostly sighted in New York City. The font has less weight, but the height makes up for that, as a result of which one can read this font irrespective of the size.
See also: Free Gotham Font: Gotham Book