• Department Chair

• Fungal Morphogenesis

• Adjunct Assistant Professor

• Microbiology

• Charles F. Curtiss Distinguished Professor

• Nematology

• Professor
• Robert Earle Buchanan Distinguished Professor of Bacteriology for Research and Nomenclature

• Plant Bacteriology

• Associate Professor

• Biology Education Research

• Assistant Teaching Professor

• Forensic Entomology

• Professor
• Curator of Iowa State Insect Collection
• Director of Insect Zoo

• Biodiversity and Ecosystem Services

• Assistant Professor

• Chemical Ecology

• Professor

• Insect Resistance Management

• Professor

• Epidemiology and Ecology

• Associate Professor

• Microbial Physiology

• Professor

• Forest Pathology

• Professor
• Extension Entomologist

• IPM

• Director, North Central Integrated Pest Management Center

• Integrated Pest Management

• Professor

• Insect Physiology and Biochemistry

• Professor

• Field Crops

• Associate Teaching Professor
• AgDiscovery Program Coordinator

• Teaching

• Professor

• Professor

• Extension Plant Pathology

• Professor
• Chair, Graduate Program in Seed Technology and Business

• Seed Pathology

• Professor

• Insect Ecology

• Assistant Professor

• Teaching

• Professor

• Corn and Soybean Diseases

• Associate Professor

• Insect Molecular Biology

• Professor
• Chair- Graduate Program in Ecology and Evolutionary Biology

• Insect Behavior

• Morrill Professor

• Senior Systems Analyst
• Adjunct Assistant Professor

• Biodiversity

• Associate Professor
• Chair - Bioinformatics & Computational Biology Graduate Program

• Plant-Microbe Interactions

• Professor

• Molecular Plant-Pathogen Interactions

• President

• Adjunct Assistant Professor

• Molecular Plant Pathology

• Affiliate Professor

• Insect Pathology

• Affiliate Faculty

• Entomology

• Affiliate professor

• Associate Professor Emeritus

• Molecular Parasitology and Nematology

• Professor Emeritus

• Integrated Pest Management

• Professor

• Environmental Toxicology

• Professor Emeritus

• Disease Resistance in Soybean

• Emeritus Professor

• Genetics

• Distinguished Professor Emeritus

• Insect Toxicology

• Professor Emeritus

• Extension

• Professor Emeritus
• In Memoriam

• Host Plant Resistance

• Professor Emeritus

• Forest Entomology

• Emeritus USDA-ARS Research Entomologist
• Emeritus Affiliate Professor

• Ecology of Corn Insects

• Emeritus Professor

• Plant Virology

• Associate Professor Emeritus

• Livestock and Public Health Entomology

• Professor Emeritus
• In Memoriam

• Vector Biology

• Professor Emeritus
• In Memoriam

• Systematics

• Professor Emeritus

• Extension Entomology

• Professor Emeritus

• Pathogens

• Emeritus Professor

• Seed Pathology

• Professor Emeritus

• Entomology

• Professor Emeritus

• Integrated Pest Management

• Professor Emeritus

• Insect Pest Management

• Professor Emeritus

• Medical Entomology

• Professor Emeritus
• In Memoriam

• Ecology of Corn Insects

• Professor Emeritus
• In Memoriam

• Ecology of Corn Insects