• Foundation of the society in Marseille, 1985

    Foundation of the society in Marseille, 1985

    The first document of Fechner Day 1985, provided by Simon Grondin. [pdf]https://www.ispsychophysics.org/wp-content/uploads/2014/09/Fechner-Day-1985.pdf[/pdf]

  • Letter to ISP

    The Membership; ISP: As the oldest member (I conjecture), and least likely to be refused a hearing if only because of age, I tender the following suggestions to the ISP membership and its leadership for their deliberate consideration. We are, in fact, slightly too small to constitute a viable source of publically recognized science.…

  • Fechner Day 2014

    Welcome to Lund for Fechner Day 2014, August 18-22. The ISP was hosted by Geoff Patching and colleagues. For details of the meeting please visit Fechner Day official website.

  • Proceedings of Fechner Day

    Proceedings of Fechner Day

    The new proceedings of the 28th Annual meeting of the ISP is available here.

  • Fechner Day 2013

    Fechner Day 2013

    Fechner Day 2013 was held in Freiburg, Germany, on October 21-25, hosted by Dr.  Jiří Wackermann and colleagues (IGPP, Empirical and analytical Psychophysics). For details of the meeting follow this link.