Saftey Update
John Ball, Ph.D., South Dakota State State Univ.

What's my Tree Worth? An Intro to Tree Appraisal
Lindsey Purcell, Purdue University

Climate Change & Urban Trees: What Does the Future Hold?
Dr. Leslie Brandt, USFS & Madeline Baroli, NIACS

Changing Urban Tree Canopy Cover
David Nowak, Ph.D., USDA Forest Service

An Introduction to Urban Trees & The Law
Julie Steiner, J.D., Western New England University

The Science & Practice of Cabling & Bracing
Mark Reiland, University of Massachusetts

Pruning Update
Ed Gilman, Ph.D., University of Florida

Planning for the Urban Landscape Pests of 2019
Daniel Gilrein & Margery Daughtrey, Cornell University

Wildlife Management in Urban Forests & Landscapes
Paul Curtis, Ph.D., Cornell University

Selecting Tough Urban Trees for Tough Urban Sites
Jeffrey Iles, Ph.D., Iowa State University

Prominent Diseases of Urban Trees
Nicholas Brazee, Ph.D., Univ of Mass Extension

Urban Forests for Urban Futures: How Trees Create Better Cities
Cecil Konijnendijk, Ph.D., Univ of British Columbia

Performing an Urban Site Assessment of Planting Sites
Bryant Scharenbroch, Ph.D., Univ of WI - Stevens Point

Managing Fruit Trees in the Landscape
Wesley Autio, Ph.D., Stockbridge School of Agriculture, University of Massachusetts

Arboreta, Botanic Gardens & Urban Forestry: A Natural Relationship
John Berryhill, Smith College

Pruning Update
Edward Gilman, Ph.D., University of Florida

Understanding Social Implications of Urban Trees
Cecil Konijnendijk, Ph.D., University of British Columbia

Emerald Ash Borer Research Update
Daniel Herms, Ph.D., The Ohio State University

Roots & Urban Trees
Taryn Bauerle, Ph.D., Cornell University

They're Coming - The Pests of the 2024 Growing Season
Brian Eshenaur, NYS IPM Program @ Cornell Univ.

The Biology of Tree Pruning
William Fountain, Ph.D., University of Kentucky

Trees & Design in the Urban Environment
Dr. Johan Ostberg, Swedish Univ of Ag Sciences

What a Warming World Means for Pest Outbreaks
Michael Raupp, Ph.D., University of Maryland

Selecting More Tough Trees for Tough Urban Sites
Jeff Iles, Ph.D., Iowa State University

Real Facts About Climate Change: How Should We Prepare?
Richard Cowles, Ph.D., CT Agricultural Exper. Station

Urban Soils & Stormwater Management
Susan D. Day, Ph.D., Virginia Tech

Diseases of Landscape Trees
Dr. Nicholas Brazee, University of Massachusetts and Dr. Cameron McIntire, USDA Forest Service

Mapping & Spatial Data Applications for Arborists: A Continuing Discussion
Forrest Bowlick, Ph.D., Univ of Massachusetts

Tree Diversity & Exotic Threats: The 5% Solution
John Ball, Ph.D., South Dakota State University

An Into to UAS (Drones) & Urban Forestry
Charles Schweik, Ph.D., & Ryan Wicks, Univ of Mass

Neonicotinoids, Bees & Urban Trees: The Controversy Defined
Richard Cowles, Ph.D., CT Ag Experimental Station

What's My Tree Worth? Tree Appraisal Case Studies
Lindsey Purcell, Purdue University

Community Tree Plans: A Map for the Future
William Elmendorf, Ph.D., Penn State University

The Science of Sap Flow
Abby van den Berg, Ph.D., University of Vermont

Designing & Promoting Urban Forestry Contracts for Municipalities
Marc Welsh, City of Newton, MA

Arboreta, Botanic Gardens & Urban Forestry: Managing Risk
John Berryhill, Smith College

Tough Trees for Tough Urban Sites (III)
Jeff Iles, Ph.D., Iowa State University

From Seed to Shade: Establishing & Managing a Municipal Nursery
Alex Sherman, City of Springfield, MA

An Introduction to GIS Applications for Arborists
Forrest Bowlick, Ph.D., University of Massachusetts

Detection of Internal Decay in Trees Using Tomography
Nicholas Brazee, Ph.D., Univ of Mass Extension

The Trees We Plant...How are They Doing?
Lara Roman, Ph.D., USDA Forest Service

Urban Wood Utilization
Sean Mahoney, Mass Dep't of Conservation & Recreation

Tree Biomechanics: A Continuing Discussion
Karl Niklas, Ph.D., Cornell University

Budgeting for Biomass: Urban Tree Mortality & the Bottom Line
Rich Hauer, Ph.D., Univ of Wisconsin - Stevens Point

Seeing the Forest For the Trees
David Nowak, Ph.D., USDA Forest Service

Engaging Volunteers
Lori Brewer, Cornell University

Intro to Mapping & Spatial Data Applications for Arborists
Forrest Bowlick, Ph.D., Univ of Massachusetts

They're Coming - The Pests of the 2023 Growing Season
Marge Daughtrey & Dan Gilrein, Cornell University

Energy Benefits of Trees
Benjamin S. Weil, Ph.D., Univ of Massachusetts

Insect Pests in the Landscape
Mike Raupp, Ph.D., University of Maryland

The Science of Fall Leaf Color
Abby van den Berg, Ph.D., University of Vermont

Urban Trees & The Law: The Arborist's Perspective
Thomas Brady, Town of Brookline, MA

Roots & Urban Trees II
Taryn Bauerle, Ph.D., Cornell University

Tree Growth & Response in a Changing Environment
Janusz Zwiazek, Ph.D., University of Alberta

The Edible Urban Forest
Drs. Janina Kowalski & Tenley Conway, Univ of Toronto

Advanced Tree Biology
Kevin Smith, Ph.D., USDA Forest Service

Planting & Innovation in the Urban Environment
David Lefcourt, City of Cambridge, MA

Getting the Word Out: Communication & Urban Forestry
David Bloniarz, Ph.D., USDA Forest Service

Tree Biomechanics: Responses to Wind & Gravity
Karl Niklas, Ph.D., Cornell University

Social Media & Urban Forestry: Getting the Word Out
Jennifer Byerly, Project Learning Tree

Community Volunteers & Urban Forestry
David Bloniarz, Ph.D., USDA Forest Service

They're Coming: Disease & Insect Pests of the 2022 Growing Season
Brian Eshenaur, NYS IPM Program @ Cornell Univ.

Tree Diagnostics: Tips for Success
Jay Dampier, Ph.D., University of Wisconsin

Traits of a Bloom: Understanding Urban Tree Planting Initiatives
Theo Eisenman, Ph.D., Univer of Massachusetts

Can we enhance the urban environment with non-native trees & shrubs??
Linda Chalker-Scott, Ph.D., Washington State Univ

Managing Volunteers: Diversity, Collaboration & Consensus
Emily S. Huff, Ph.D., Michigan State University

Attracting Wildlife & Obtaining Benefits from Urban Trees
Tierney Bocsi, University of Massachusetts

Diagnosis-in-Practice
Jennie D. Mezzone, The Pennsylvania State University

Insect Pests in the Landscape
Tawny Simisky, Univ of Massachusetts Extension

Urban Trees & the Law: Case Studies
Skip Kincaid, ISA Southern Chapter