Patrons—Philip Hefner Fund

Our appreciation is expressed to those listed below, who have made a contribution or pledge (as of 30 September 2019) to Zygon's Philip Hefner endowment fund, established to honor Philip Hefner for his twenty years of service as editor of Zygon. Donors wishing to support Zygon in this way may find more information and download a pledge/donation form at . Contributions up to a total of $70,000 will be matched.

Guarantors ($2,000 and over)
Solomon H. Katz Karl E. Peters
Sustainers ($250 to $999)
Stephen Modell
Sponsors ($100 to $249)
Varadaraja V. Raman

Patrons—Annual Fund

Our appreciation is expressed to those listed below, who have made an annual contribution (as of 30 September 2019) of an amount in the stated categories. New contributors will be added to this list in future issues. Donors wishing to support Zygon in this way may find more information and download a pledge form at .

Sustainer ($250 to $999)
W. Michael Johnson Mary Evelyn Tucker
Sponsors ($100 to $249)
N. Kermit Olson William and Marie Rottschaefer
Varadaraja V. Raman
Friends ($25 to $99)
William and Bonnie Falla
Memorial Gifts
In memory of
Toni Olson ,
given by N. Kermit Olson