Thesis--Wisconsin. / Includes bibliographical references (leaves 190-198).

This thesis explores the effect of vocal affect expression on communicative effectiveness. Two studies examined whether positive speaker affect facilitates the encoding and decoding of the message, combining methods from Phonetics and Psychology.

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(in English): The thesis "Interaction of police investigators with selected participants of criminal proceedings and its impact on recognition" is studies the interaction and communication of criminal proceeding participants and its influence on the quality of those proceedings on recognition. The theoretical part deals with criminal proceedings such as all the trial requirements and factors which affect police investigation. Rights and responsibilities of all participants of trials are defined. Furthermore, communication, its types and categories and -most of all -its impact on successful police interrogation is examined. We also mention interpersonal perception. In the theoretical part of the thesis a lot of attention is devoted to the personality of police investigators and to significant characteristics which form the foundation of police profession. In conclusion of the theoretical part we describe the aspects which control the investigation and potential offender recognition. In the empirical part the aim was to find out what impact the quality of instructions has on successful offender recognition. The empirical part was performed in an experiment. The research participants were devided into categories according to chosen standards. Then they were presented with a video recording of a...

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