 In so doing, Lerner Hall features redbrick cladding and proportions that hold the street wall of university buildings along Broadway, but reveals a vast glass wall to the campus fabricated by Eiffel Constructions Metalliques, descendant of the firm that built the Eiffel Tower.Behind the wall are a series of escalating ramps that give the building a unified sense of space and are meant to act as a social meeting place much like the steps of Low Memorial Library.Lerner Hall features both a cinema and auditorium named for Roone Arledge, a Columbia alumnus with a distinguished career in sports broadcasting and television news.