A Brainstorm is a sudden realization, thought or idea. Brainstorming is a group or individual creativity exercise. The word may have originated in the trial of Harry K. Thaw for the murder of Stanford White where it was argued that Mr. Thaw was temporarily insane because of a "brainstorm". The word brainstorm may also refer to: Film: Brainstorm , directed by Douglas Trumbull Brainstorm , directed by William Conrad Brainstorm , English title of the m