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Attend U of I’s cornerstone lecture series
Hear presentations spanning the arts, sciences, humanities and social sciences at the weekly Malcom Renfrew Interdisciplinary Colloquium.
Catch a U of I Theatre Arts production
U of I’s fall season features the genre-defying musical “Pippen,” Oct. 30 to Nov. 9 and an adaptation of Jean-Paul Sartre’s “No Exit,” Dec. 4-14.
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Portraits of Research and Economic Development VP, Chris Nomura.
Nomura honored for advancing AI-driven research
Education doctoral candidate Lorenzo Rene staffs the Dual Credit Program table during Vandal Science Day at the Integrated Research and Innovation Center (IRIC) on Friday, November 7, 2025. As the first graduate of University of Idaho’s Dual Credit Certificate in education, his goal is to teach college credit courses in high school while making sure his students have everything they need to thrive.
Learn about dual credit instruction program's first grad
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    • CALS
    • Academics
    • Student success
    • Our people
    • News and events
    • Alumni and friends
    • Research and Extension
    • Soil Orders
    • Educator resources
    CALS
    • Academics
    • Student success
    • Our people
    • News and events
    • Alumni and friends
    • Research and Extension
    • Soil Orders
    • Educator resources
    1. Home/
    2. CALS/
    3. Our people

    Meet our people

    CALS provides a supportive academic community and a statewide UI Extension network, fostering connections in every corner of Idaho.  

    To find faculty and staff at one of our 10 research and Extension centers, visit Idaho Agricultural Experiment Station.

    To find educators and staff at one of our 42 county and three federally recognized tribes offices, visit University of Idaho Extension.

    Administrative team

    Leslie Edgar

    J.R. Simplot Endowed Dean of the College of Agricultural and Life Sciences

    Rachael Bickerton

    Director of Government and External Relations

    Amy Calabretta

    Director of Communications and Strategic Initiatives

    Margarita Cardona

    Chief Business Officer

    Matt Doumit

    Associate Dean and Director of Academic Programs

    Robert Haggerty

    Director of International Programs

    Matt Powell

    Interim Associate Dean of Research and Director of Idaho Agricultural Experiment Station

    Barbara Petty

    Associate Dean and Director of University of Idaho Extension

    David Pittsley

    Assistant to the Dean and Senior Associate Dean

    Nicole Wright

    Assistant to Associate Deans/Directors for Extension and Research

    Madison McGuire

    Administrative Specialist

    Academic units

    Agricultural economics and rural sociology

    Christopher McIntosh

    Department Head and Professor of Agricultural Economics and Rural Sociology

    Xiaoxue "Rita" Du

    Assistant Professor

    Xiaoli Etienne

    Professor and Idaho Wheat Commission Endowed Chair in Commodity Risk Management

    Colby Field

    Assistant Professor and Area Extension Educator

    Patrick Hatzenbuehler

    Associate Professor and Extension Specialist

    Lorie Higgins

    Professor and Extension Specialist

    Katherine Lee

    Associate Professor

    Paul Lewin

    Executive Director of Western Rural Development Center; Professor and Extension Specialist

    Liang "Jimmy" Lu

    Assistant Professor

    Alexander Maas

    Associate Professor

    Timothy Nadreau

    Assistant Professor

    Norm Ruhoff

    Clinical Associate Professor

    Hernan Tejeda

    Associate Professor and Extension Specialist

    Andres Trujillo-Barrera

    Associate Professor and Director of Agricultural Commodity Risk Management

    Philip Watson

    Professor

    Brett Wilder

    Assistant Professor and Area Extension Educator

    Jessica Windh

    Assistant Professor and Extension Specialist

    Jason Winfree

    Professor

    Madison Griffin

    Administrative Specialist and Academic Advisor
    Agricultural education, leadership and communications

    Don Edgar

    Department Head and Professor of Agricultural Education, Leadership and Communications

    Garrett Brogan

    Assistant Professor

    Keith J. Frost

    Assistant Professor

    Amanda Moore-Kriwox

    Program Specialist and Academic Coordinator

    Melissa Sherman

    Idaho's FFA Executive Director

    Kasee Smith

    Associate Professor

    Kattlyn Wolf

    Professor

    Sarah Swenson

    Administrative Coordinator
    Animal, veterinary and food sciences

    Mireille Chahine

    Acting Head and Professor of Animal, Veterinary and Food Sciences

    Amin Ahmadzadeh

    Professor

    Phil Bass

    Associate Professor

    Jacob W. Bledsoe

    Assistant Professor and Extension Specialist

    Carolyn Hovde Bohach

    Distinguished Professor

    Gwinyai Chibisa

    Associate Professor

    Lauren Christensen

    Assistant Professor

    Joseph Dalton

    Professor and Extension Specialist

    Stacey Doumit

    Senior instructor

    Melinda Ellison

    Associate Professor and Extension Specialist

    Daniel Fitzsimons

    Assistant Professor

    Benton Glaze

    Professor and Extension Specialist

    John Hall

    Professor and Extension Specialist; Cattle Management Lead at Rinker Rock Creek Ranch

    Janna Hamlett

    Clinical Associate Professor and Extension Specialist

    Denise Konetchy

    Associate Professor

    Ningjian Liang

    Assistant Professor of Food Chemistry

    Mark McGuire

    Distinguished Professor and Associate Director of COBRE

    Scott Minnich

    Professor

    Brenda Murdoch

    Professor

    Amy Skibiel

    Associate Professor

    Jim Sprinkle

    Professor and Extension Specialist

    Izabelle Teixeira

    Assistant Professor and Extension Specialist

    James Vanleuven

    Assistant Professor

    Matt Doumit

    Associate Dean and Director of Academic Programs

    Matt Powell

    Interim Associate Dean of Research and Director of Idaho Agricultural Experiment Station

    Gilbert Miito

    Assistant Professor and Extension Specialist

    Robin Inman

    Administrative Coordinator

    Jessica Christensen

    Student Support Specialist

    Kevin Carnahan

    Senior Researcher

    Lucelia De Moura Pereira

    Research Specialist

    Logan Harper

    Dairy Center Manager

    Mina Mahdavi-Yekta

    Research Specialist

    James Nasados

    Meat Science Lab Manager of Vandal Brand Meats

    Makayla Proett

    Beef Feedlot Manager of Steer-A-Year

    Janet Williams

    Senior Research Scientist
    Entomology, plant pathology and nematology

    Stephen Cook

    Department Head and Professor of Entomology, Plant Pathology and Nematology

    Louise-Marie Dandurand

    Professor

    Kasia Duellman

    Assistant professor and Extension specialist

    Sanford Eigenbrode

    Distinguished Professor

    Armando Falcon-Brindis

    Assistant Professor and Extension Specialist

    Chris Hamilton

    Associate Professor

    Alexander Karasev

    Distinguished Professor

    Edwin Lewis

    Professor and co-director of Institute for Health in the Human Ecosystem

    Shirley Luckhart

    Professor and co-director of Institute for Health in the Human Ecosystem

    Brenda Schroeder

    Associate Research Professor

    Mark Schwarzläender

    Professor and Associate Director of Center for Research on Invasive Species

    Erik Wenninger

    Professor and Extension Specialist; Coordinator of Integrated Pest Management

    Phillip Wharton

    Associate Professor

    James Woodhall

    Associate Professor and Extension Specialist

    Sharon L Bratcher

    Administrative Specialist

    Luc Leblanc

    Curator and Manager of William F. Barr Entomological Museum

    Melinda Lent

    Research Specialist and Extension Support Scientist
    Family and consumer sciences

    Michelle (Shelley) McGuire

    Director and Professor of Margaret Ritchie School of Family and Consumer Sciences; Director of COBRE

    Katie Miner

    Clinical Assistant Professor

    Hydee Becker

    Clinical associate professor and director of dietetics

    Erin Chapman

    Clinical Professor

    Shiyi Chen

    Associate Professor

    Yimin Chen

    Associate Professor

    Sarah Deming

    Assistant Professor

    Adrianne Griebel-Thompson

    Assistant Professor and Extension Specialist

    Luke Erickson

    Professor and Extension Specialist

    Virginia (Ginny) Lane

    Assistant Professor

    Sara Matthews

    Senior Instructor

    Chelsey Lewallen

    Senior Instructor

    Annie Roe

    Associate Professor and Extension Specialist; Director of Eat Smart Idaho

    Mojtaba Shafiee

    Assistant Professor

    Ling-Ling Tsao

    Associate Professor

    Lori Wahl

    Assistant Professor

    Ann Frost

    Associate Dean of Graduate Studies and Associate Professor

    Emily Dorigo

    Administrative Specialist 3

    Sandi Klingler

    Administrative Specialist and Advisor

    Kristin Hansen

    Manager of Eat Smart Idaho

    Christina Roe

    Business Specialist for Eat Smart Idaho

    Islamiyat Bolarinwa

    Research Associate I

    Angel Shears

    Program Manager and Evaluator for COBRE/INBRE

    Cami Moss

    Program Manager for COBRE

    Patricia Villamediana

    Research Laboratory Services Manager for COBRE
    Plant sciences

    Joseph Kuhl

    Interim Department Head and Professor of Plant Sciences; Director of Stillinger Herbarium

    Albert Adjesiwor

    Assistant Professor and Extension Specialist

    Allan Caplan

    Associate professor

    Jianli Chen

    Professor

    Zonglie Hong

    Professor

    Kamal Khadka

    Assistant Professor and Lead for Brassica Breeding and Research Program

    Xi Liang

    Associate Professor

    Shahla “Sara” Mahdavi

    Clinical Assistant Professor

    Nora Olsen

    Professor and Extension Specialist

    Timothy Prather

    Professor and Senior Associate Director of Rangeland Center

    Kurtis Schroeder

    Associate Professor and Extension Specialist

    Jared Spackman

    Assistant Professor and Extension Specialist

    Gustavo Teixeira

    Assistant Professor and Extension Specialist

    Fangming Xiao

    Professor

    Pramod Acharya

    Assistant Professor and Extension Specialist

    Juliet Marshall

    Associate Director of Idaho Agricultural Experiment Station

    Makayla Frazier

    Administrative Specialist III

    Yueguang Wang

    Research Associate

    Kai Battenberg

    Collections Manager of Stillinger Herbarium

    Kayla Spawton

    Director of Seed Potato Germplasm Laboratory

    Julia Piaskowski

    Director of Statistical Programs

    Harpreet Kaur

    Statistician
    Soil and water systems

    Robert Heinse

    Acting Department Head and Professor of Soil and Water Systems

    Emily Bedwell

    Assistant Professor and Extension Specialist

    Erin Brooks

    Professor

    Lide Chen

    Professor of Waste Management, Engineer and Extension Specialist

    Courtney Cosdon

    Soil Health Extension Instructor

    Mariana Dobre

    Assistant Professor

    Marvin Heimgartner

    Assistant Professor

    Kendall Kahl

    Assistant Professor and Extension Specialist

    Kendra Kaiser

    Director of Idaho Water Resources Research Institute and Assistant Professor Research

    Zachary Kayler

    Associate Professor

    Meetpal Kukal

    Assistant Professor

    Johnny (Liujun) Li

    Assistant Professor

    Robert Mahler

    Professor

    Greg Moller

    Professor

    Jae Hyeon Ryu

    Professor

    Laurel Lynch

    Assistant Professor

    Daniel Strawn

    Professor

    Michael S. Strickland

    Professor

    Aaron Chastain

    Administrative Specialist III

    Hamed Arfania

    Researcher

    Abdulbaset Alayat

    Research Associate

    Safdar Bashir

    Research Scholar

    Alex Crump

    Research Specialist

    Benjamin Harlow

    Senior Technical Engineer for Deep Soil Ecotron

    Clarence Robison

    Research Support Scientist

    Brianna Slothower

    Research Specialist

    Communications and development

    CALS communications team

    Amy Calabretta

    Director of Communications and Strategic Initiatives

    John O'Connell

    Assistant Director of Communications

    Brian Kelly

    University of Idaho Extension Web Manager

    Debra Rumford

    College of Agricultural and Life Sciences Web Coordinator

    Lynna Stewart

    Graphic Designer

    Hannah Ruth Pettyjohn

    CALS Marketing and Events Coordinator

    Brandi Chastain

    Management Assistant
    CALS development team

    Hannah Doumit

    Associate Director of Development, College of Agricultural and Life Sciences 

    Melinda Jean Stafford

    Interim Senior Director of Development, College of Agricultural and Life Sciences

    Brandi Chastain

    Management Assistant
    Administrative Services
    • Margarita Cardona, director, mcardona@uidaho.edu
    • Charity Buchert, business officer II, charityb@uidaho.edu  
    • Joseph Charles, business officer II, jcharles@uidaho.edu
    • Dayna Willis, business manager II, dwillis@uidaho.edu
    • Heather Biersner, executive assistant I, hbiersner@uidaho.edu
    • Stephanie Bunney, accounting specialist III, stephanie@uidaho.edu
    • Tammy Greenwalt, business specialist III, tammyg@uidaho.edu
    • Laura Uhlenkott, business specialist II, laurau@uidaho.edu
    • Jordan Hollingshead, accounting specialist III, jordanoh@uidaho.edu
    • Wyatt Wright, business specialist III, wbwright@uidaho.edu
    • Emily Simmons, business specialist III, esimmons@uidaho.edu
    • Amir Rezamand, business specialist III, amirr@uidaho.edu
    CALS Grant and Project Development
    • Debbie Gray, director, dgray@uidaho.edu   
    • Julie Colson, colson@uidaho.edu 
    CALS Grant Management Services
    • Holly Waters, director, hwaters@uidaho.edu
    • Robyn Wakefield, grant administrator, rwakefield@uidaho.edu
    • Kallie Yielding, grant administrator, kyielding@uidaho.edu  
    Extension Publishing
    • Erin Doty, director, edoty@uidaho.edu
    • Ashley Baker, ashleybaker@uidaho.edu
    • Lori Vermaas, loriv@uidaho.edu
    • Dailynn Hampton, dailynn@uidaho.edu
    • Brian Kelly, bkelly@uidaho.edu
    Statistical Programs
    • Julia Piaskowski, director, jpiaskowski@uidaho.edu
    • Harpreet Kaur, statistician, hkaur@uidaho.edu 
    Advisory Board

    Members of the College of Agricultural and Life Sciences Dean’s Advisory Board ensure that the work done in the college results in real-world value. The board helps the college identify the key challenges that are most important to our stakeholders and industry partners. These devoted volunteers include representatives from each CALS academic department advisory board, as well as industry leaders, alumni and members of the CALS administrative team. Current members include:

    • Dave Bjorneberg — supervisory agricultural engineer, USDA - ARS
    • Travis Blacker — industry relations director, Idaho Potato Commission
    • Arnold Callison – banker/rancher
    • Stephanie Etter — former Extension educator
    • Marty Gill — Performix Nutrition
    • Theresa Golis — Family and Consumer Sciences Program quality manager, FCCLA state advisor
    • Krista Huettig — Red Star Ranch
    • Jacie Jensen — Thorn Creek Native Seed Farm (past chair)
    • Lloyd Knight — administrator, Idaho State Department of Agriculture (ex officio)
    • Zak Miller — chief executive officer, Idaho Farm Bureau Federation
    • Katie Mosman-Wilson —Idaho Digital Learning Academy
    • Cameron Mulrony — executive vice president, Idaho Cattle Association
    • Rick Naerebout — chief executive officer, Idaho Dairymen’s Association
    • Elizabeth Quesnell Kohtz – veterinarian
    • Pat Purdy — Purdy Enterprises, Inc.
    • Doug Robison — Idaho president, Northwest Farm Credit Services
    • Venkat Sukesula – dairy science and technologist, Idaho Milk Products
    • Chanel Tewalt, director, Idaho State Department of Agriculture
    • Karl Umiker — Clearwater Canyon Cellars
    • Rick Waitley — president, Association Management Group (chairman)
    • Margie Watson — J.C. Watson Company
    • Addie Waxman — McCain Foods USA
    • Laura Wilder — administrator, Idaho Barley Commission
    Meet the Dean

    About Leslie D. Edgar

    Portrait of Leslie Edgar, Dean of the College of Agricultural and Life Sciences. Photo taken June 4, 2025.

    Leslie D. Edgar joined University of Idaho as dean of the College of Agricultural and Life Sciences in June 2025. In her role as dean of CALS, Edgar oversees a college with more than 240 faculty located on campus and across the state at 10 research and Extension centers and in UI Extension offices located in 42 counties and three federally recognized tribal communities.

    Prior to her appointment as dean of CALS, Edgar served as associate dean of research and director of the Agricultural Research Center in the College of Agricultural, Human and Natural Resource Sciences (CAHNRS) at Washington State University, where she oversaw and provided leadership for interdisciplinary research teams, fiscal and personnel management, and strategic planning and direction for the CAHNRS research enterprise. Prior to WSU, Edgar served as the associate dean of research and experiment station director at New Mexico State University, as professor and department head for the Agricultural Leadership, Education and Communication Department the University of Georgia, and as assistant dean for student programs at the University of Arkansas, where she directed the honors and international programs.

    As a science and agricultural communicator, Edgar's research focused on human capital within agriculture and the development of effective communication models to enhance management and outreach. During her time as a faculty member, she received 10 teaching and advising awards, including the prestigious National New Teacher Award for Excellence in College and University Teaching from the Association of Public and Land-Grant Universities (APLU) and USDA/NIFA. Edgar has authored over 70 peer-reviewed journal articles, secured millions of dollars in research grants and contracts, and earned 37 awards for research and professional service.

    Edgar received a bachelor's degree in animal science and a masters in agricultural systems, technology and education from Utah State University. She earned a doctoral degree in agricultural leadership, education and communications from Texas A&M University.

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    College of Agricultural & Life Sciences

    Email: ag@uidaho.edu
    Phone: 208-885-6681
    Fax: 208-885-6654
    Location: E. J. Iddings Agricultural Science Laboratory, Room 52; 606 S Rayburn St
    Mailing Address:

    875 Perimeter Drive MS 2331
    Moscow, Idaho 83844-2331

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