Morley Cowles Ballantine 
Myron and Jacqueline Blank 
Wayne L. Carse ’50 and Jimmie Lou Carse 
Roy J. Carver Charitable Trust 
The Gardener and Florence Call Cowles Foundation 
Carrie Johnston Guilliams 
J.B. and Eileen M. Heckert 
Donna Jeanne Helble ’71
Helen Harp Henry (1910)
Luther L. and Sara Sigler Hill 
Fred and Charlotte Hubbell 
James and Helen Hubbell 
Wayne L. Hammerand ’32
Iowa Annual Conference of the United Methodist Church 
Iowa College Foundation 
Steve Johnson ’81 and Shannon Johnson 
James and Irene Kent 
Kent-Stein Foundation 
The Kresge Foundation 
Terry ’77 and Joyce Lillis 
Lilly Endowment 
Alan W. and Helene B. Magruder 
Lettie Judkins McNeill (1927)
Owen J. Newlin 
Robert Frederick Picken ’31
Pioneer Hi-Bred International 
Harold F. Pote (1916)
Nellaby Finney Pote 
Principal Financial Group Foundation 
James M. Reed ’54 and Lillian ’54 R. Reed 
Amy Robertson (1921)
Richard and Ruth Root 
John and Doris Salsbury 
Henry and Ilo (1913) Wallace 
Joseph W. Walt 
The Weitz Corporation