Why do those radio announcers with melodious vocal timbre so often turn out to be singularly unattractive when you meet them in person? “While there is a clear connection among age and sex and the pitch of a person’s voice, there’s no connection between pitch of voice and height, weight or any other dimension of an individual’s size… However, there are ‘telltale’ signs of body size in the ‘shape’ or resonance of the voice.” A university study is examining the connections.