These individuals are willing to respond to specific questions in their area of expertise, or to provide referral to others in the pest management field. Please respect their schedules and limited ability to respond. Consider visiting their websites before contacting them directly.

One important source of information is your local Cooperative Extension Service office. Each U.S. state and territory has a state office at its land-grant university and a network of local or regional offices. See for a listing of all offices.

Northeast Region

Mary Barbercheck
Department of Entomology 516 ASI Building
Penn State University
University Park, PA 16802
(814) 863-2982

Soil quality and arthropod diversity as it relates to management of insect pests. Biology and ecology of entomopathogenic (insect-parasitic) nematodes for management of soil-dwelling insect pests.

Brian Caldwell
Department of Horticulture
162 Plant Science
Cornell University
Ithaca, NY 14853
607-280-3652 – cell

Organic pest management for vegetables and fruit.

Ruth V. Hazzard
University of Massachusetts Amherst
Extension Agriculture and Landscape Program, Vegetable Team

IPM, ecological and organic pest management in vegetables.

Abby Seaman
New York State Integrated Pest Management Program
Cornell Cooperative Extension

Integrating biological controls into vegetable IPM systems

Kimberly Stoner
The Connecticut Agricultural Experiment Station

Alternatives to insecticides for managing vegetable insects

North Central Region

Doug Landis
Michigan State University
Center for Integrated Plant Systems Lab
578 Wilson Road, Room 204
East Lansing, MI 48824
(517) 353-1829
Dale R. Mutch
Michigan State University

Pest management in farming systems utilizing cover crops

Southern Region

David B. Orr
Dept. of Entomology
North Carolina State University
Raleigh, NC 27695-7613

Biological control of insects in field crops and organic production systems

Sharad C. Phatak, Ph.D.
Professor of Horticulture
100 Horticulture Building
4604 Research Way
University of Georgia
Tifton, GA 31793
(229) 386-3901

Sustainable farming systems, cropping systems, cover crops, conservation tillage and pest management, soil quality and pest management, non-chemical weed management.

Debbie Roos
Agricultural Extension Agent
North Carolina State University
Post Office Box 279, Pittsboro, NC 27312
(919) 542-8202

Organic and sustainable agriculture and pest management

Glynn Tillman
Tifton, Georgia

Biological control of insect pests in cotton

Western Region

Miguel Altieri, Ph.D.
Professor of Agroecology
Division of Insect Biology
University of California, Berkeley

Agroecosystem design, biodiversity, ecological pest management

Gordon Frankie
Environmental Sciences Policy and Management
130 Mulford Hall
University of California
Berkeley, CA 94720-3114
(510) 642-0973
Claire Kremen, Professor
Faculty Co-Director, Berkeley Food Institute
Environmental Sciences Policy and Management
130 Mulford Hall
University of California
Berkeley, CA 94720-3114
(510) 643-6339

Clara I. Nicholls, Ph.D.
Research Fellow
Divison of Insect Biology
University of California, Berkeley

Habitat management, biological control