Time production and peak alpha frequency: The search continues

Joseph Glicksohn, Aviva Berkovich-Ohana, Tal Balaban Dotan, Abraham Goldstein, Opher Donchin

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We recently reported that a left-right asymmetry index for peak alpha frequency (PAF) had asignificant correlation with the mean log-transformed produced duration (r = .36, n = 51, p< .01) of individuals completing a time-production task with online EEG recording(Glicksohn et al., 2009). The sample in that study comprised 27 participants serving in acondition of restful wakefulness, and 24 participants participating in a session of motortraining. In the present paper, we add to this data set a group of 47 meditators—31 long-term(LT), and 16 short-term (ST). For the LT meditators, we report that the left-right asymmetryindex for PAF has a significant negative correlation with the mean log-transformed producedduration (r = -.41, p < .05), indicating a reversal in asymmetry. We discuss the relationshipbetween PAF and time production, drawing implications for the rate of functioning of aninternal clock.
Original languageEnglish
Title of host publicationFechner Day 2009
Subtitle of host publicationProceedings of the 25th Annual Meeting of the International Society for Psychophysics
EditorsM. A. Elliott, S. Antonijevic, S. Berthaud, P. Mulcahy, B. Bargary, C. Martyn, H. Schmidt
Place of PublicationGalway, Ireland
Pages435-440
Number of pages6
Volume25
StatePublished - 2009
Externally publishedYes

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