Directory of US V&E Extension Personnel

Looking for expert guidance on grape research? Use our directory search below to find an extension specialist who can provide the support and insights you need.

Search or filter to find a specialist:

Jeremiah Vardiman
Extension Educator
University of Wyoming
Sadanand Dhekney
Professor of Horticulture
University of Wyoming
Leslie Holland
Assistant Professor and Extension Plant Pathologist
University of Wisconsin - Madison
Nick Smith
Associate Outreach Specialist, Instructor of Wine Science
University of Wisconsin - Madison
Stephen Jordan
Plant Pathology/Extension Outreach
University of Wisconsin - Madison
Regina Hirsch
Food Systems Analyst; Extension Economist
University of Wisconsin - Madison
Amaya Atucha
Associate Professor Horticulture & Fruit Crop Extension
University of Wisconsin - Madison
Brian Smith
Commercial Fruit Specialist
University of Wisconsin - River Falls
Tom Collins
Assistant Professor
Washington State University
Mailing Address: WSU Wine Science Center, 2710 Crimson Way, Richland, Washington 99354-1671
Lav Khot
Associate Professor; Automated Ag Extension; Interim Director AgWeatherNet
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Doug Walsh
Professor; State IPM Coordinator
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Naidu Rayapati
Professor, Extension Plant Virologist
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Troy Peters
Professor; Statewide Irrigation Extension Specialist
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Michelle Moyer
Associate Professor; Statewide Viticulture Extension Specialist
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Scott Harper
Assistant Professor/Director CPCNW
Washington State University
David James
Professor; Extension Entomologist
Washington State University
Mailing Address: WSU-IAREC, 24106 N. Bunn Rd, Prosser, WA 99350
Gwen Hoheisel
Director, Benton-Franklin County Extension, Professor - Regional Tree and Small Fruits Extension Specialist
Washington State University
Mailing Address: 7102 W. Okanogan Place, Suite 102, Kennewick, WA 99336
Jean Dodson Peterson
Department Chair, Viticulture and Enology
Washington State University
Mailing Address: WSU Wine Science Center, 359 University Dr, Richland, WA 99354
Margaret Skinner
Research Professor, IPM
University of Vermont
Mailing Address: 661 Spear Street, Burlington VT 05405
Ann Hazelrigg
Plant Diagnostic Clinic Director
University of Vermont
Terence Bradshaw
Research Assistant Professor
University of Vermont
Amanda Stewart
Associate Professor
Virginia Tech
Douglas Pfeiffer
Professor of Entomology
Virginia Tech
Mizuho Nita
Associate Professor; Extension Plant Pathologist
Virginia Tech
Tremain Hatch
Viticulture Extension/Research Associate
Virginia Tech
Claudia Nitschwitz
Extension Plant Pathologist
Utah State University
Ed Hellman
Professor of Viticulture
Texas Tech
Mailing Address: Campus Box 42122, Lubbock, TX 79409
Larry Stein
Associate Department Head/Extension and Extension Specialist
A&M
Mailing Address: Texas A&M University, 2134 TAMU, College Station, TX 77843
Brianna Hoge
Viticulture Regional Specialist - Hill Country
A&M
Justin Scheiner
Associate Professor & Extension Specialist - Viticulture, Horticulture
A&M
Patrick O’Brien
Assistant Professor and Extension Specialist - High Plains, Horticulture with a Viticulture Specialization
A&M
Mailing Address: 1102 E. Drew St, Lubbock, TX 79403
Fran Pontasch
Viticulture Regional Specialist - Gulf Coast
A&M
Jim Kamas
Associate Professor and Extension Horticulturist
A&M
Pierre Helwi
Viticulture Regional Specialist - West Texas
A&M
Michael Cook
Viticulture Regional Specialist - North Texas
A&M
Andreea Botezatu
Assistant Professor and Extension Enologist
A&M
David Lockwood
Fruit and Nut Crops Extension Specialist
University of Tennessee - Knoxville
Anne Fennell
SDSU - Horticulture, Forestry, Landscape and Parks
South Dakota State University
Rhoda Burrows
Professor & SDSU Extension Horticulture Specialist
South Dakota State University
Flor Acevedo
Entomologist
Penn State
Molly Kelly
Enology Extension Educator
Penn State
Misha Kwasniewski
Assistant Professor / Food Scientist
Penn State
Megan Luke
Extension Educator
Penn State
Cain Hickey
Viticulture Extension Specialist
Penn State
Bryan Hed
Research Associate
Penn State
Michela Centinari
Associate Professor of Viticulture
Penn State
Mailing Address: 218 Tyson Building, University Park, PA 16802
Jay Pscheidt
Professor of Botany and Plant Pathology
Oregon State University
Vaughn Walton
Horticultural Entomologist & Professor
Oregon State University
Mailing Address: 4017 Ag & Life Sci Bldg, Corvallis, OR 97331
Patty Skinkis
Professor / Viticulture Extension Specialist
Oregon State University
Mailing Address: 4017 Ag & Life Sci Bldg, Corvallis, OR 97331
Elizabeth Tomasino
Associate Professor, Sensory Analyst
Oregon State University
Mailing Address: Wiegland Hall, 220A, 3051 SW Campus Way, Corvallis OR 97331
Steve Renquist
Extension Horticulturist & Associate Professor
Oregon State University
James Osborne
Extension Enologist, Associate Professor
Oregon State University
Alexander Levin
SOREC Director and Viticulturist
Oregon State University
Mailing Address: 569 Hanley Road, Central Point, OR 97502
Denise Dewey
Outreach & Communications for Oregon Wine Research Institute
Oregon State University
Mailing Address: 4017 Ag & Life Sci Bldg, Corvallis, OR 97331
KC Achala
Assistant Professor / Extension Plant Pathologist
Oregon State University
Mailing Address: 569 Hanley Road, Central Point, OR 97502
Eric Rebek
Professor; Extension Entomology and Plant Path
Oklahoma State
Aaron Wayne Essary
Assistant Extension Specialist
Oklahoma State
William McGlynn
Horticultural Products Processing Specialist
Oklahoma State
Bruce Dunn
Professor
Oklahoma State
Becky Carrol
Associate Extension Specialist
Oklahoma State
Ed Zweiacher
Manager of Royce Ranch
Oklahoma - Redlands CC
Todd Steiner
Research Associate / Enology
The Ohio State University
Maria Smith
Viticulture Extension Specialist
The Ohio State University
Melanie Lewis Ivey
Associate Professor, Fruit Pathology and Fresh Produce Safety. Extension Experience Coordinator
The Ohio State University
Mailing Address: Selby Hall, 1680 Madison Ave., Wooster, OH 44691
Gary Gao
Adjunct Associate Professor
The Ohio State University
Imed Dami
Professor / Viticulture
The Ohio State University
Greg Loeb
Professor of Entomology
Cornell University
Jason Londo
Associate Professor, School of Integrative Plant Science Horticulture Section Cornell AgriTech
Cornell University
Mailing Address: Hedrick Hall, 108, 635 W. North St, Geneva, NY 14456
Alice Wise
Association Senior Educator
Cornell University
Mailing Address: 423 Griffing Ave., Suite 100, Riverhead, NY, 11901-3086
Kaitlin Gold
Assistant Professor / Plant Pathologist
Cornell University
Hans Walter-Peterson
Viticulture Extension Specialist
Cornell University
Mailing Address: 417 Liberty Street, Suite 1024, Penn Yan NY 14527
Marc Fuchs
Professor, School of Integrative Plant Science Plant Pathology and Plant-Microbe Biology Section Cornell AgriTech
Cornell University
Lynn Sosnoskie
Assistant Professor-Weed Science
Cornell University
Anna Katherine Mansfield
Professor
Cornell University
Chris Gerling
Senior Extension Associate
Cornell University
Dan Ward
Associate Extension Specialist
Rutgers University
Gary Pavlis
Professor and Agricultural Agent
Rutgers University
Mailing Address: 6260 Old Harding Hwy Mays Landing NJ 08330
Hemant Gohil
Agriculture & Natural Resources County Agent III
Rutgers University
Rebecca Sideman
Extension Professor/Specialist
University of New Hampshire
Paul Read
Professor, Viticulturist
University of Nebraska
Harlene Hatterman-Valenti
NDSU Plant Sciences
North Dakota State University
Mark Hoffmann
Assistant Professor / Small Fruits Extension Specialist
North Carolina State University
Mailing Address: 258 Kilgore Hall, Box 7609 North Carolina State University Raleigh, NC 27695
Wayne Mitchem
Extension Associate and Southern Region Small Fruit Consortium Coordinator
North Carolina State University
Mailing Address: 455 Research Dr, Mills River, NC 28759
Sara Villani
Extension Specialist (Apple, Grape and Ornamental Plant Pathology)
North Carolina State University
Eric Stafne
Associate Extension/Research Professor, Fruit Crops Specialist
Mississippi State University Extension
Mailing Address: P.O. Box 193 Poplarville, MS 39470
Stephen Sommer
Assistant Extension Professor and State Extension Specialist for Enology
University of Missouri
Reid Smeda
Plant Science Division - Weed Science
University of Missouri
Jim Schoelz
Associate Division Director & Professor, Plant Science & Technology
University of Missouri
Dean Volenberg
Assistant Extension Professor
University of Missouri
Annie Klodd
Fruit Extension Specialist
University of Minnesota
William Hutchsison
Professor (Entomology/IPM; Extension Specialist)
University of Minnesota
Drew Horton
Enologist
University of Minnesota
Mailing Address: 600 Arboretum Blvd. Excelsior, MN 55331
Esmaeil Nasrollahiazar
Viticulture Extension Educator NW
Michigan State University Extension
Paolo Sabbatini
Associate Professor - Viticulture
Michigan State University
Mailing Address: 1066 Bogue St, Room A314 East Lansing, MI 48824
Timothy Miles
Assistant Professor / Fruits Plant Pathologist
Michigan State University
Rufus Isaacs
Professor - Extension Entomologist
Michigan State University
Joe Fiola
Extension Specialist in Viticulture and Small Fruit
University of Maryland
Elsa Petit
Lecturer
University of Massachusetts
Mailing Address: 206 Bowditch Hall, University of Massachusetts, Amherst, MA 01003
Patsy Wilson
Extension Viticulturist
University of Kentucky Cooperative Extension Service
Jeff Wheeler
Instructor and Extension Specialist
University of Kentucky
Miranda Purcell
Viticulture Extension Specialist
Purdue University
Jill Blume
Enology Specialist
Purdue University
Katie Benner
Wine Grape Marketing Extension Specialist
Purdue University
Brad Taylor
Associate Professor
Southern Illinois University
Esmaeil Fallahi
Parma Research and Extension Center
University of Idaho
Randall Vos
Commercial Fruit Crops Field Specialist
Iowa State University, Extension and Outreach
Mailing Address: 909 E. 2nd, Suite E Indianola, IA 50125
Suzanne Slack
Extension Fruit Crops Specialist
Iowa State University, Department of Horticulture
Gail Nonnecke
Global Professor, and Faculty Coordinator, Global Resource Systems
Iowa State University, Department of Horticulture
Mailing Address: 105 Horticulture Hall Iowa State University Ames, IA 50011-1100
Erin Norton
Education & Outreach Coordinator
Iowa State University, Midwest Grape & Wine Institute
Steven Patrick
County Extension Agent
University of Georgia
Heather Kolich
County Extension Agent, Forsyth County
University of Georgia
Phillip Edwards
County Extension Agent, Irwin County
University of Georgia
Keith Mickler
County Extension Agent, Floyd County
University of Georgia
John Scaduto
County Extension Agent, Rabun County
University of Georgia
Jacob Williams
County Extension Agent, Union and Towns Counties
University of Georgia
Clark MacAllister
County Extension Agent, Lumpkin and Dawson Counties
University of Georgia
Nathan Eason
County Extension Agent, White County
University of Georgia
Paula Burke
County Extension Agent, Carroll County
University of Georgia
Brett Blaauw
Entomology Extension Specialist and Assistant Professor
University of Georgia
Sarah Lowder
Viticulture Extension Specialist and Assistant Professor
University of Georgia
Phil Brannen
Extension Fruit Disease Specialist
University of Georgia
Mailing Address: 3307 Miller Plant Sciences Building, Athens, GA 30602
Charles Sims
Professor, Food Science & Nutrition
University of Florida
Violeta Tsolova
Director, Center for Vit & Small Fruit Research
Florida A&M University
Mary Concklin
Program Coordinator and Extension Educator
UConn - Commercial Fruit Crops and IPM Curriculum
Horst Caspari
Viticulture Professor, Western Colorado Research Center
Colorado State University
Charlotte Oliver
Extension Western Regional Specialist, Viticulture
Colorado State University
Jim Farrar
Director, Statewide IPM Program
UC ANR
Mailing Address: UC IPM, 2801 Second St, 130, Davis, CA 95618
Kendra Baumgartner
USDA-ARS research plant pathologist
University of California, Division of Agriculture & Natural Resources
Kerri Steenwerth
Assistant Adjunct Professor
University of California Davis, Viticulture & Enology
Neil McRoberts
Associate Professor of Plant Pathology
University of California Davis, QBE Lab Department of Plant Pathology
Maher Al Rwahnih
Director, Foundation Plant Services
University of California Davis, Division of Agriculture & Natural Resources
Mailing Address: Foundation Plant Services, 1 Shields Ave, Davis, CA 95616
Matthew Fidelibus
Associate CE Specialist
University of California Davis, Division of Agriculture & Natural Resources
Anita Oberholster
Associate Cooperative Extension Specialist
University of California Davis, Department of Viticulture & Enology
Cindy Fake
Horticulture and Small Farms Advisor, Nevada & Placer Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 11477 E. Avenue, Auburn, CA 95603
Mark Battany
Water Management and Biometeorology Advisor
UC Cooperative Extension
Mailing Address: 2156 Sierra Way, San Luis Obispo, CA 93401
Justin Tanner
CE Viticulture Advisor, San Joaquin County
UC Cooperative Extension - Viticulture & Enology
Mailing Address: Cooperative Extension San Joaquin County, 2101 E Earhart Ave, Suite 200, Stockton, CA 95206
Carmen Gispert
Area Viticulture/Pest Management Advisor, Riverside, San Bernardino & San Diego Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 82675 Highway 111 Rm. 118, Suite 7 Indio, CA 92201
Monica Cooper
Viticulture Farm Advisor, Napa Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 1710 Soscol Ave, Suite 4 Napa, CA 94559
Larry Bettiga
Viticulture Farm Advisor, Monterey, San Benito & Santa Cruz Co.
UC Cooperative Extension - Viticulture & Enology
Karl Lund
Area Viticulture Advisor, Madera, Mariposa & Merced Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 145 Tozer St, Suite 103, Madera, CA 93638
Christopher Chen
Viticulture Farm Advisor, Sonoma, Lake & Mendocino Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 890 N. Bush St, Ukiah, CA 95482
Joy Hollingsworth
Viticulture Farm Advisor, Kings & Tulare Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: Tulare County Cooperative Extension, 4437-B S. Laspina St, Tulare, CA 93274
Tian Tian
Viticulture Farm Advisor, Kern Co.
UC Cooperative Extension - Viticulture & Enology
George Zhuang
Viticulture Farm Advisor, Fresno Co.
UC Cooperative Extension - Viticulture & Enology
Scott Oneto
Farm Advisor, Amador, Calaveras, El Dorado & Tuolumne Co.
UC Cooperative Extension - Viticulture & Enology
Mailing Address: 12200B Airport Road, Jackson, CA 95642
Kamyar Aram
East Bay Specialty Crops Advisor, Alameda & Contra Costa Co.
UC Cooperative Extension - Viticulture & Enology
Luis Antonio Diaz Garcia
Grape Breeder / Geneticist
University of California-Davis, Department of Viticulture & Enology
Mailing Address: 1136 Robert Mondavi Institute North, 595 Hilgard Lane, Davis, CA 95616
Karen Block
Director of Industry Relations
University of California-Davis, Department of Viticulture & Enology
Jim Lapsley
Adjunct Professor
University of California-Davis, Department of Viticulture & Enology
Ben Montpetit
Marvin Sands Department Chair & Associate Professor
University of California-Davis, Department of Viticulture & Enology
David Block
Professor
University of California-Davis, Department of Viticulture & Enology
Hildegarde Heymann
Ray Rossi Endowed Chair in Viticulture and Enology, Distinguished Professor (Enologist)
University of California-Davis
Mailing Address: One Shields Ave Davis CA 95616
Merilark Padget
Professor and Program Coordinator
Santa Rosa Community College
Stephanie Bolton
Research & Education Director, Sustainable Winegrowing Director
Lodi Winegrape Commission
Mailing Address: 2545 W Turner Rd, Lodi CA 95242
Ross Jones
Vice President - Viticulture Research & Technical Issues
California Table Grape Commission
Mailing Address: CTGC, 392 W. Fallbrook, Suite 101, Fresno, CA 93711-6150
Maha Affifi
Viticulture Research Scientist
California Table Grape Commission
Mailing Address: 392 W Fallbrook Avenue, Suite 101, Fresno, CA 93711
Sonet Van Zyl
Assistant Professor of Viticulture
California State University Fresno
Cliff (Runze) Yu
Assistant Professor of Viticulture
California State University Fresno
Luca Brillante
Assistant Professor of Viticulture - Bronco Viticulture Chair
California State University Fresno, Department of Viticulture and Enology
Michael Costello
Professor, Viticulture
Cal Poly San Luis Obispo
Matt Halldorson
Yavapai County Director, Associate Agent - Agriculture and Natural Resources, Area Agent - Viticulture
University of Arizona Cooperative Extension
Mailing Address: 840 Rodeo Dr, Bldg C, Prescott, AZ 86305
Amanda McWhirt
Extension Specialist - Horticulture Cropping Systems
University of Arkansas Cooperative Extension Service
Mailing Address: 2301 South University Avenue, Little Rock, AR 72204
Renee Threfall
Research Scientist Enology
University of Arkansas
Elina Coneva
Extension Specialist and Professor
Auburn University