This book introduces foundations of vocal examined emotions and the vocal expressions of affective states are included. Theoretical aspects of emotions in the human voice are, incorporating both historical perspectives as well as new theoretical approaches. Vocal aspects of affective states are approached from many points of view and linked with affective dimensions and categories. Discussed among the nonverbal cues is the role of pitch, loudness, spectrum and speech rate. Findings are linked to the many fields that study emotions. The volume also discusses what constitutes an emotion, the function of the emotions in our life, and what is vocally transmitted to comprehend these states.