Original sentence: Nick Naylor (Aaron Eckhart) is the Vice President  and the chief spokesman for the Academy of Tobacco Studies(Tobacco Institute), a tobacco lobby whose stated purpose is to research the links between smoking cigarettes and lung cancer
Edited sentence: Nick Naylor (Aaron Eckhart) is the Vice President  and the chief spokesman for the Academy of Tobacco Studies (Tobacco Institute), a tobacco lobby whose stated purpose is to research the links between smoking cigarettes and lung cancer