In Memoriam

  • Yuko Yamashita continues to encourage us

    Author: Dr. Yoshitaka Nakajima (Fukuoka, Aug. 15th, 2023) Almost one thousand days have passed since our colleague, Yuko Yamashitaʼs, passing. On the one hundredth day since Yukoʼs farewell, in April, 2021, her family, relatives, friends, and coworkers met in a Buddhist ceremony held in a quiet temple in Fukuoka. This intended to bring our…

  • Robert Teghtsoonian, im memoriam

    Martha Teghtsoonian Robert Teghtsoonian (1932-2017) was born in Toronto, Canada, where his parents had emigrated from Armenia in the wake of the Armenian genocide and the First World War.1 Bob (as everyone called him) earned his bachelor’s degree and his master’s in psychology from the University of Toronto, his Ph. D. in the Department of…

  • Eugene Galanter (Oct. 27, 1924 – Nov. 9, 2016)

    Imagine Gene Galanter in military uniform atop a hill. He is looking at the vast expanse of human behavior unfolding below him. The behaviors range from gallantry, Eugene himself received the French Legion d’Honeur, to self preservation. Perhaps his WWII experiences shaped the keen perception of human behavior he used to stimulate and drive…

  • Robert Teghtsoonian * 04.02.1932 – †01.07.2017

    Robert (Bob) Teghtsoonian was not only a founding member of the International Society for Psychophysics. From the very beginning, his continuous and lively engagement in the progress of the Society was outstanding: No one else had a stronger formative influen ce on the ISP. It was one of his major concerns to encourage young…

  • In memoriam: Ragnar Steingrimsson

    Ragnar Steingrimsson, UCI IMBS associate project scientist, dies at 50 Ragnar Steingrimsson, associate project scientist in the Institute for Mathematical Behavioral Sciences at University of California at Irvine, passed away in his sleep on May 22. He was 50. Steingrimsson received his Ph.D. in cognitive sciences from UCI in 2002 and went on to…

  • William M. Petrusic, 1939-2014

    Craig Leth-Steensen* Carleton University, Canada     Our very distinguished and long-standing member, Professor William (“Bill”) M. Petrusic has left us. He died on Dec. 12, 2014, at the age of 75. He is survived by his wife Elaine and his three children, Michele, Michael, and Christopher. Bill co-hosted Fechner Day 2012 in Ottawa,…

  • Hannes Eisler, 1923-2015

    Åke Hellström Stockholm University, Sweden Our very distinguished member, Professor Hannes Eisler, Stockholm University, has left us. He died on May 28, 2015, at the age of 91. He was a member of the ISP from its beginnings. At Fechner Day 2014 in Lund, Sweden, Hannes lectured on “Some research tips from 55 years’…

  • William M. Petrusic (1939-2014)

    Craig Leth-Steensen and Jordan Schoenherr Carleton University, Ottawa Steven Carroll St. Mary’s University, Halifax William M. (“Bill”) Petrusic received a BA in psychology from the University of British Columbia in 1961, an MA in mathematics from the University of Michigan in 1963, and a PhD in psychology from the University of Michigan in 1968…

  • Douglas Vickers (1940 – 2004)

    Stephen Link University of California, San Diego Douglas Vickers, age 64, died suddenly at his home in Adelaide, Australia, on October 31, 2004. He is survived by his wife Yvonne, children Marc and Anne, and six grandchildren. His impressive career as a theoretical psychologist, experimental scientist, and mentor to famous students spanned forty years.…

  • Anna D. Eisler 1937-2011

    Åke HellströmStockholms universitet, Stockholm Anna D. Eisler was born near Bratislava in former Czechoslovakia. In 1968 she came to Stockholm. Educated as an economist, she became employed as a bank clerk. After meeting her future husband, Hannes Eisler, she studied psychology at Stockholm University. The title of her doctoral dissertation (1993) – “Time perception:…