Abstracts of Papers Presented at the Eighteenth Annual Meeting of The Society for Psychophysiological Research.

The article presents abstracts of papers presented at the eighteenth annual meeting of The Society for Psychophysiological Research, which was held at The Concourse Hotel in downtown Madison, Wisconsin, from September 15-18, 1978. The Co-Chairmen of the program committee were Rafael Klorman and Ted Weerts. The bulk of the research reports were given and discussed informally at two science fairs held during the meeting. An abstract titled "Measuring HR variability: Two studies suggesting the successive difference mean square statistic and the IBI scale as the most appropriate analysis technique" was presented by researcher R.J. Heslegrave.