Institute Professor, Austin Distinguished Professor of Plant Sciences

Chief Science Officer

Texas A&M University

Professor Emeritus, Gyeongsang National University

Department of Horticulture, University of Georgia

Professor and Dean, Ivy Tech Fort Wayne

Agricultural University of Athens, Lab of Farm Structures,

Professor of Horticulture, Purdue University

Professor of Environmental Horticulture

Department of Horticulture, Cornell University