Jonathan M. Singer (PHT)/ W. John Kress/ Marc Hachadourian
(2)
Theodore H. Fleming/ W. John Kress
(2)
W. John Kress (EDT)/ Jeffrey K. Stine (EDT)/ Elizabeth Kolbert (FRW)/ Edward O. Wilson (AFT)/ Thomas E. Lovejoy (CON)
(2)
Fred Berry/ W. John Kress
(1)
Gary A. Krupnick (EDT)/ W. John Kress (EDT)
(1)
Gary A. Krupnick (EDT)/ W. John Kress (EDT)/ Daniel H. Janzen (FRW)
(1)
Jonathan M. Singer (PHT)/ William N. Valavanis/ Thomas S. Elias (CON)/ W. John Kress (CON)/ Hiroshi Takeyama (CON)
(1)
Jonathan Singer (PHT)/ W. John Kress/ Marc Hachadourian
(1)
Michel Conan (EDT)/ W. John Kress (EDT)
(1)
W. John Kress (EDT)/ David L. Erickson (EDT)
(1)
W. John Kress (EDT)/ Gary W. Barrett (EDT)/ Ernst Mayr (FRW)/ Ernst Mayre (CON)/ W. John Kress (CON)
(1)