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Schedule
2026
Monday, March 30th
8:00 AM

Creating Machine Learning Models for Valuation

Joshua Jorgensen, Thimgan & Associates
Luke Jorgensen, Thimgan & Associates
Zach Knepp, Thimgan & Associates

8:00 AM - 5:00 PM

8:00 AM

Leveraging ArcGIS Pro to Manage Parcels (Full-Day) Workshop

Jason Camerano, Esri

8:00 AM - 5:00 PM

8:00 AM

Strategic and Operational Planning

Kevin Keene, Keene Mass Appraisal Consulting
Jennifer Rearich MAS RES CAE, Maricopa County (Arizona) Assessors Office

8:00 AM - 5:00 PM

8:00 AM

The Assessment and Valuation GIS Toolbox for Nerds

Lauren Voelker, Esri
Daniel Fasteen PhD, Tyler Technologies

8:00 AM - 5:00 PM

Tuesday, March 31st
8:30 AM

Alabama Congressional District Maps and the Journey to the Supreme Court

Evan Milligan, Western States Center

8:30 AM - 10:30 AM

10:30 AM

Assessor's Rejoice - Do More With Less by Leveraging GIS

Linda Foster PLS, GISP, Esri
Ana Rodriguez, Esri

10:30 AM - 12:00 PM

10:30 AM

Building Trust Through Outreach: The Skagit County Experience

Danny Hagen, Skagit County, Washington

10:30 AM - 12:00 PM

10:30 AM

Data Pipelines - The Superhighways of Information

Zachary Knepp, Thimgan and Associates

10:30 AM - 12:00 PM

10:30 AM

Drawing Fair Lines: Open-Source Neighborhood Delineation for the Future of Valuation

Will Jarvis, Valuebase

10:30 AM - 12:00 PM

10:30 AM

The Secret Sauce: How Philadelphia’s 600 nested Geographic Market Areas blend human judgment and Augmented Intelligence

Bindi Shakya CPE, MSc, City of Philadelphia, Pennsylvania

10:30 AM - 12:00 PM

2:00 PM

ArcGIS Pro Tasks: Building Consistency, Saving Time

William Carbonetto, Maricopa County (Arizona) Assessor's Office
Sarah Sharp, Maricopa County (Arizona) Assessor's Office

2:00 PM - 3:30 PM

2:00 PM

Less List, More Gist: Automating Reports with R

Zane White BS, CLDA, St. Tammany Parish (New Orleans) Assessor's Office
Michael McNeil MSc, St. Tammany Parish (New Orleans) Assessor's Office

2:00 PM - 3:30 PM

2:00 PM

Seeing Every Angle: How Mobile County Uses Aerial Imagery to Modernize Property Assessment

Lucas Furman, Eagleview
Kit Cecil ACM, Mobile County (Alabama) Revenue Commission
Melissa Limoges AAS, RES, ACAR, Mobile (Alabama) County Revenue Commission

2:00 PM - 3:30 PM

2:00 PM

Technology, Privacy, and Public Interaction: A Double-Edged Sword.

Scott Teruya AAS, Kauai County, Hawaii
Alexander Hepp, Cyclomedia

2:00 PM - 3:30 PM

2:00 PM

The Journey to Sketching in a GIS Environment

Brian Smith AACI, Esri Canada
Greg Caufield, Kentucky Department of Revenue Property Valuation Office
Christopher Bruckman christopher.bruckman@ky.gov, Kentucky Department of Revenue Property Valuation Office

2:00 PM - 3:30 PM

4:00 PM

Beyond the Acre

James Werner Level 3 Assessor Appraiser, Tippecanoe County, Illinois

4:00 PM - 5:00 PM

4:00 PM

Choose Your Story: An Interactive Guide to Management Methods for Technical GIS Staff

Nathan Langdon, Maricopa County (Arizona) Assessor's Office
Phillip Leveille, Maricopa County (Arizona) Assessor's Office

4:00 PM - 5:00 PM

4:00 PM

Extracting and Visualizing Location Effects with Machine Learning in Mass Valuation

Daniel Fasteen Ph.D., Tyler Tecnologies

4:00 PM - 5:00 PM

4:00 PM

Market Chop Shop (No Duct Tape Required)

Kevin Keene, Keene Mass Appraisal Consulting

4:00 PM - 5:00 PM

Wednesday, April 1st
9:00 AM

A Method to the Madness: Using GIS to Streamline Personal Property Assessment and Collections

Katie Williamson PPS, Mobile County (Alabama) Revenue Commission
Preston Ellison, Mobile County (Alabama) Revenue Commission

9:00 AM - 10:00 AM

9:00 AM

Assessing Impact: Ratio Studies Using Demographic Data

Josh Myers, Josh Myers Valuation Solutions

9:00 AM - 10:00 AM

9:00 AM

Improving Assessment Equity - A Multi-Disciplinary Case Study

Kevin Keene, Keene Mass Appraisal Consulting
Colin Weidig Ph.D., Reinvestment Fund

9:00 AM - 10:00 AM

9:00 AM

Machine Learning for Ratio Studies

Paul Bidanset, Center for Appraisal Research and Technology
Joe Wehrli, Tyler Technologies

9:00 AM - 10:00 AM

10:30 AM

Harnessing Street-View Imagery: A Success Story from Northwest Washington State

Danny Hagen, Skagit County, Washington
Falon Hoven, Whatcom County, Washington

10:30 AM - 12:00 PM

10:30 AM

Outlier Season is Open, Bring Your Chainsaw

Luke Jorgensen, Thimgan & Associates

10:30 AM - 12:00 PM

10:30 AM

Spatial Evaluation of Assessment Price Performance Through 3D Visualization and Geospatial Analytics

Su Yeon Jung Ph.D. (Economics), Jeju National University (REPRC – Real Estate Policy Research Center)

10:30 AM - 12:00 PM

10:30 AM

Succession Success in Seven Steps

Damian Lara Esq., Bernalillo County, New Mexico

10:30 AM - 12:00 PM

2:30 PM

Building a Successful and Innovative Mass Appraisal Modeling Team Part 2

Jennifer Rearich MAS, CAE, RES, Maricopa County (Arizona) Assessor's Office

2:30 PM - 3:30 PM

2:30 PM

Search, Slice, or Chat: Assessment Data at Your Fingertips

Jamie Christensen, Civic Vanguard

2:30 PM - 3:30 PM

2:30 PM

Vertical Equity Skagit Style

Danny Hagen, Skagit County, Washington

2:30 PM - 3:30 PM

3:45 PM

Your AI is BS

Jimmy Williams MSc, CPE, CBP, Philadelphia (Pennsylvania) Office of Property Assessment
Bindi Shakya CPE, Philadelphia (Pennsylvania) Office of Property Assessment
Alex Raju CPE, Philadelphia (Pennsylvania) Office of Property Assessment

3:45 PM - 5:00 PM

Thursday, April 2nd
9:00 AM

GIS and Assessment - Where Do You Fit?

Linda Foster PLS, GISP, Esri

9:00 AM - 10:30 AM

9:00 AM

IAAO Cadastral Mapping Standard Update

Christine Stinchcomb CMS, GCA, Cobb County (Georgia) Board of Tax Assessors
Daniel Fasteen Ph.D., Tyler Technologies
Nathan Langdon, Maricopa County (Arizona) Assessor's Office
Lauren Voelker, Esri

9:00 AM - 10:30 AM

9:00 AM

Statewide Data Sharing: How Kansas Unified 105 Counties for Better Transparency & Efficiency

Ryan Janzen, Lyon Coutny/Equitable Solutions, LLC

9:00 AM - 10:30 AM

9:00 AM

The Art of the Ask: Chat GPT for Assessors

Jake Parkinson, Valuebase

9:00 AM - 10:30 AM

9:00 AM

Using Large Language Models (LLMs) for Data Collection and Standardization

Paul Bidanset, Center for Appraisal Research and Technology
Peadar Davis Ph.D., Ulster University

9:00 AM - 10:30 AM

1:00 PM

Parcel Mapping in ArcGIS Pro

Abigail Smith, Avineon

1:00 PM - 5:00 PM

1:00 PM

Plain Language Ratio Studies in Excel

Paul Bidanset, Center for Appraisal Research and Technology
Daniel Fasteen PhD, Tyler Technologies
Peadar Davis PhD, Ulster University

1:00 PM - 5:00 PM

1:00 PM

RFP for Software - Finding the Right Partner

Megan Lukens, City of Madison (Wisconsin) Assessor Office
Larry Zirbel, GSA Corp

1:00 PM - 5:00 PM