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Schedule
2025
Monday, September 22nd
11:00 AM

AI vs. Multiplicative Regression: Which Model Delivers Better Results?

Thomas Young Ph.D., Econometric Studios/Property Values, LLC

Southern Hemisphere II - Upper Level

11:00 AM - 12:00 PM

11:00 AM

An Open-Source Toolkit for Equity Analysis and Reporting

Lars Doucet, Center for Land Economics
James Williams, City of Philadelphia, Pennsylvania

Asia 4 - Lobby Level

11:00 AM - 12:00 PM

11:00 AM

Demystifying AI: Bringing Transparency to AI in Property Valuation

Jayant Gokhale, C3 AI
Susie Shen, C3 AI

Australia 3 - Lobby Level

11:00 AM - 12:00 PM

11:00 AM

Performance Evaluation of Assessment Prices and the Utility of 3D Maps

Su Yeon Jung, Jeju Province, South Korea

Asia 5 - Lobby Level

11:00 AM - 12:00 PM

11:00 AM

Short-Term Rentals: Commercial or Residential? Unpacking the Great Debate

Joseph Minicozzi AICP, Urban3
Charles L. Marohn, Jr., Strong Towns

Southern Hemisphere III - Upper Level

11:00 AM - 12:00 PM

11:00 AM

Strength in Numbers: Large Jurisdictions Collaborating for National Solutions

Eddie Cook, Maricopa County (Arizona) Assessor's Office
Fritz Kaegi, Cook County (Illinois) Assessor's Office
James (AJ) Aros Jr., Philadelphia Office of Property Assessment

Asia 1 - Lobby Level

11:00 AM - 12:00 PM

11:00 AM

The Bare Necessities of Mass Appraisal

Chesney Leafblad, Cook County (Illinois) Board of Review District 2
Jason Frost CAE, MAI, Stark County (Ohio) Auditor’s Office

Southern Hemisphere I - Upper Level

11:00 AM - 12:00 PM

11:00 AM

Writing and Maintaining Effective Operating Procedures

Adrianne Bailey CIAO, Illinois Department of Revenue

Southern Hemisphere V - Upper Level

11:00 AM - 12:00 PM

1:30 PM

Aerial Imagery in Disaster Assessment and Recovery: Lessons from the Field

Tim Horak, EagleView
Wade Patterson, EagleView

Southern Hemisphere I - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Behind the Scenes of Tulsa County's TIF Management

Traci Conley RES, Tulsa County (Oklahoma) Assessor's Office
Misty Schell, Tulsa County (Oklahoma) Assessor's Office

Asia 1 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

Building a 3D GIS Model from PDF Floorplans

Angel Adhikari Ph.D., New York City Department of Finance
Carmela Quintos Ph.D., New York City Department of Finance

Asia 4 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

Effective Budgeting Techniques and Practices

Carmen Crespo, Orange County (Florida) Property Appraiser's Office

Southern Hemisphere II - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Providing Circuit Breaker Relief

Kathlynn Ireland, Idaho State Tax Commission
Pam Waters, Idaho State Tax Commission

Southern Hemisphere III - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Smart Rutherford: Revolutionizing Citizen Engagement with OpenAI-Powered Virtual Assistance

Rob Mitchell, Rutherford County, Tennessee
Chris North, Qwhery, Inc.
Sabrina Tang, Qwhery, Inc.

Asia 5 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

Uncovering Hidden Value: Equitable Approaches to Identifying Taxable Properties with Aerial Imagery

Jorge Ruiz, Nearmap

Australia 3 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

Valuation Strategies for Energy-Efficient Buildings in Korea

Hwa Yong Do, Seoul Southern Branch of Korea Real Estate Board
Yoon Hee Kim, Suwon Branch of Korea Real Estate Board

Southern Hemisphere V - Upper Level

1:30 PM - 2:30 PM

3:00 PM

A Roadmap to AI & Data Standardization

Will Jarvis, Valuebase
Matthew Woolford MPA, MMAO, Allegan County, Michigan

Southern Hemisphere II - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Appraisal Foundation: Building Public Trust in the Appraisal Profession

Kelly Davids, The Appraisal Foundation
Raymond Wagester, The Appraisal Foundation

Asia 5 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

Level Up with WIN Presents Beyond the Agenda: Holding Effective Meetings

Chesney Leafblad, Cook County (Illinois) Board of Review District 2
Carmen Trammell, Leon County (Florida) Property Appraiser's Office

Southern Hemisphere I - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Owner Alert: A Digital Watchdog to Protect Property Owners from Deed Fraud

Marty Kiar J.D., CFA, Broward County, Florida

Southern Hemisphere V - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Storage Wars: How Modeling and Technology are Shaping Self-Storage Valuations

Jeron Rotert, Tulsa County (Oklahoma) Assessor's Office
Cole Jacobson, Tulsa County (Oklahoma) Assessor's Office
Matthew Gersemehl AAS, SAMA, Trepp, Inc.

Asia 1 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

The Evolution of Data Centers: From Modest Beginnings to Booming Hubs of Data Storage and AI

Robert Lehn PE, RPA, Thomas Y. Pickett & Company, Inc.
Kenneth Voss CAE, Kenneth Voss & Associates, LLC

Asia 4 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

The Human Element: Soft Skills in Property Tax Assessment

Tara Orris, Cook County (Illinois) Board of Review
Matthew Fournier CIAO, Cook County (Illinois) Board of Review

Southern Hemisphere III - Upper Level

3:00 PM - 4:00 PM

3:00 PM

The Virtual Assessor: AI-Powered Workflows for Modern Mass Appraisal

Tim Horak, EagleView
Wade Patterson, EagleView

Australia 3 - Lobby Level

3:00 PM - 4:00 PM

Tuesday, September 23rd
8:30 AM

Innovate with Purpose

Gary Daniels, Emerging Technology & Design, Disney Experiences

Northern Hemisphere Ballroom - Upper Level

8:30 AM - 9:30 AM

10:00 AM

A Panel Discussion on Key Updates to the IAAO Standard on Ratio Studies

Joshua Myers, Josh Myers Valuation Solutions
Luc Hermans, Netherlands Council for Real Estate Assessment
Russ Thimgan, Thimgan & Associates, Inc.
Patrick Santoso, Catalis Tax and CAMA

Southern Hemisphere III - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Death Valley to Telescope Peak: Dark Store Case Law Overview

William Miller, Integra Realty Resources - Chicago
Tom Hamilton Ph.D., MAI, CRE, FRICS, CCIM, JLL Valuation & Advisory Services, LLC (VAS)

Asia 1 - Lobby Level

10:00 AM - 11:30 AM

10:00 AM

FEMA’s 50% Rule: Is Your Jurisdiction Prepared?

Mike Twitty MAI, Pinellas County, Forida
Ray Carroll MAI, SRA, CFM, Carroll & Carroll, Real Estate Appraisers and Consultants
Michael J. Acquaro-Mignogna MAI, SRA, AI-GRS, Mid-Atlantic Valuation Group, Inc. & The Appraisal Institute

Southern Hemisphere II - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Making Marijuana Personal

Bryan Shuck, Cleveland County (Oklahoma) Assessor's Office

Asia 5 - Lobby Level

10:00 AM - 11:30 AM

10:00 AM

Maricopa County Multifamily Valuation Part 2 - Case Study

Jim Fisher AAS, RES, Maricopa County (Arizona) Assessor's Office
Brian Zarra AAS, Maricopa County (Arizona) Assessor's Office

Asia 4 - Lobby Level

10:00 AM - 11:30 AM

10:00 AM

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

Ryan Janzen CAE, RMA, Lyon County, Kansas/Equitable Solutions, LLC
Heidi Devore, Kansas Department of Revenue - Property Valuation Division

Southern Hemisphere V - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Succession Success in Seven Steps

Damian Lara Esq., Bernalillo County, New Mexico
Karen Montano NM Certified Appraiser, Bernalillo County (New Mexico) Assessor's Office

Southern Hemisphere I - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Turning the Corner in Property Inspections

James Stokes Jr, Paulding County, Georgia
Billy Burle, Data Cloud Solutions, a Woolpert Company

Australia 3 - Lobby Level

10:00 AM - 11:00 AM

1:30 PM

Becoming a Board Member

Patrick Alesandrini CAE, RES, FIAAO, Alesandrini & Associates
Rebecca Malmquist CAE, City of Minneapolis, Minnesota
Amy Rasmussen AAS, RES, FIAAO, International Association of Assessing Officers

Asia 4 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

Examples of Assessing Offices Successfully Using Power BI for Property Assessment

David Cornell CAE, MAI, Cornell Consultants, LLC

Asia 5 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

From Audit to Action: Rebuilding Trust in Cook County’s Commercial Valuation System

Joshua Myers, Josh Myers Valuation Solutions
Jim Thompson, Cook County (Illinois) President's Office

Southern Hemisphere II - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Harvesting AI: A Practitioner's Perspective

John Valente, Tyler Technologies, Inc.

Australia 3 - Lobby Level

1:30 PM - 2:30 PM

1:30 PM

How Ethics Affect The Workplace

Anthony Meyaard CAE, PPS, MMAO, Assessing Solutions, Inc.

Southern Hemisphere V - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Mastering Real Estate: Insights into Hotels, Industrial, Multifamily & Office Sectors

Lonnie Hendry, Trepp, Inc.

Southern Hemisphere III - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Pros vs. Cons: The Good, Bad, and Ugly of Management Strategies

Kara Endicott CAE, AAS, RES, Johnson County (Kansas) Government
Brad Eldridge CAE, MAI, Douglas County, Kansas
Edie McCarthy FIAAO, Town of Greenburgh, New York

Southern Hemisphere I - Upper Level

1:30 PM - 2:30 PM

1:30 PM

Valuing Properties Without Market Data

Gary L. Watson IRRV (Hons), Institute of Revenues, Rating and Valuation (IRRV)
Simon Green MRICS, IRRV (Hons), Institute of Revenues, Rating and Valuation (IRRV)

Asia 1 - Lobby Level

1:30 PM - 2:30 PM

3:00 PM

David vs. Goliath: Litigating Amazon Distribution Center Assessments

Will Shepherd J.D., William D. Shepherd, P.A.

Southern Hemisphere I - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Enhancing Property Valuation with AI: Shapley-Based Comparables and Predictive Adjustments

Joseph Wehrli, Tyler Technologies, Inc.
Larry Wang, Tyler Technologies, Inc.

Southern Hemisphere II - Upper Level

3:00 PM - 4:00 PM

3:00 PM

IAAO’s New Survey Data Explorer: Insights into Property Tax Policy and Administration

Michael Safarty CFE, Alachua County (Florida) Property Appraiser's Office
Melissa Baer CAE, CCMAII, Melissa Baer Appraisal Consulting
Lloyd Funk CAE, AAM, Manitoba Municipal and Nothern Relations
Patrick Santoso, Catalis

Southern Hemisphere III - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Rethinking Property Market Analysis: A New Concept for Prioritizing Property Buyers' Preferences

Marek Walacik Ph.D., The University of Warmia and Mazury in Olsztyn, Poland
Aneta Chmielewska Ph.D., The University of Warmia and Mazury in Olsztyn, Poland

Southern Hemisphere V - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Transforming Culture Through Public Service Leadership: Leading with Purpose and Impact

Cregg Dalton CFA, MBA, Citrus County (Florida) Property Appraiser's Office

Asia 4 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

Understanding the Intelligence: Collaborating with CAMA Vendors to Drive Better Outcomes

Ed Martinez IDECC, Cotality

Australia 3 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

Valuing Senior Housing Real Estate without Allocation

Joshua Wood JD, MAI, AI-GRS, Valbridge Property Advisors

Asia 5 - Lobby Level

3:00 PM - 4:00 PM

Wednesday, September 24th
8:30 AM

The Magic of Leading Through Change: The Future is Now!

Phil Bertolini, e.Republic

Northern Hemisphere Ballroom - Upper Level

8:30 AM - 9:30 AM

10:00 AM

Challenges in Special-Use Property Valuation: Case Study Insights

Arunan Sivalingam AACI, P.App, Ryan ULC
Haydn Johnstone AACI, P.App, Ryan ULC

Southern Hemisphere I - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Constant Change: Modernize Workflows to Adapt to New Laws and Less Staff

Tyler Masterson, TrueRoll
Matt Amann, TrueRoll

Australia 3 - Lobby Level

10:00 AM - 11:00 AM

10:00 AM

Defending the Country’s Biggest Tax Roll: Assessment Appeals in Los Angeles County

Raymond McCormick, Los Angeles County (California) Assessor's Office

Southern Hemisphere V - Upper Level

10:00 AM - 11:30 AM

10:00 AM

Intangibles: Dark Matter of the Property Tax Universe?

Will Shepherd J.D., William D. Shepherd, P.A.

Asia 5 - Lobby Level

10:00 AM - 11:30 AM

10:00 AM

Modern Techniques in Market Segmentation: Analyzing Residential Modeling

Michael McFarlane, Tyler Technologies, Inc.
Daniel Fasteen Ph.D., Tyler Technologies, Inc.
Jonathan Clarke, Tyler Technologies, Inc.

Asia 1 - Lobby Level

10:00 AM - 11:30 AM

10:00 AM

Subsidized Housing Smackdown: The Main Event

Brad Eldridge CAE, MAI, Douglas County, Kansas
Kara Endicott CAE, AAS, RES, RMA, Johnson County (Kansas) Government

Southern Hemisphere II - Upper Level

10:00 AM - 11:30 AM

10:00 AM

What's Holding You Back?: Overcoming Barriers to Entry for Using Regression Models

Kevin Keene, Keene Mass Appraisal Consulting
James Williams, City of Philadelphia, Pennsylvania
Jennifer Rearich CAE, MAS, RES, Maricopa County (Arizona) Assessor's Office
Stephenie Love RES, City of Poquoson, Virginia
Ivana Strbac, Republic Geodetic Authority of Serbia
Anita Ng, Hong Kong, China

Southern Hemisphere III - Upper Level

10:00 AM - 11:30 AM

1:15 PM

An Interactive Leadership Conversation Among the Generations - The Sequel

Corey Moore AAS, Durham County, North Carolina
KD Doyle AAS, Durham County, North Carolina

Southern Hemisphere II - Upper Level

1:15 PM - 2:45 PM

1:15 PM

Both Sides of the Coin: Monitoring the Performance of a Revaluation

Melissa Baer CAE, Melissa Baer Appraisal Consulting, LLC
Edie McCarthy FIAAO, Town of Greenburgh, New York

Southern Hemisphere V - Upper Level

1:15 PM - 2:45 PM

1:15 PM

Have I Got a Deal for You: Accounting for Tax Abatements in Your Income Approach

Adam Melita J.D., City of Norfolk, Virginia
Shawn Wilson MAI, Compass Real Estate Consulting, Inc.
Margaret Kelly, City of Norfolk, Virginia

Southern Hemisphere III - Upper Level

1:15 PM - 2:45 PM

1:15 PM

How to Remove Barriers to Entry – From Mass Appraisal to Fee Appraisal Accreditation

Kevin Hayes CAE, RES, CFE, Pinellas County (Florida) Property Appraiser's Office
Peter Fontana, The Appraisal Foundation
Shannon Hiss RES, RMA, International Association of Assessing Officers

Southern Hemisphere I - Upper Level

1:15 PM - 2:45 PM

1:15 PM

LA Story: Bruce's Beach Map Books, Disaster Recovery & Telling Your Story

Eugene Sisneros, Kofile Technologies

Australia 3 - Lobby Level

1:15 PM - 2:15 PM

1:15 PM

Mass Valuation in the Digital Age: How Serbia Overcame Challenges with AI and Innovation

Ivana Strbac, Republic Geodetic Authority of Serbia
Darko Vucetic, Republic Geodetic Authority of Serbia

Asia 1 - Lobby Level

1:15 PM - 2:45 PM

1:15 PM

Understanding Bias: Historic Disparity in Appraisal

Michaella Radich Esq., Franklin County (Ohio) Auditor's Office
Jo Ellen Cline Esq., Franklin County (Ohio) Auditor's Office
Demarcus Parker, Franklin County (Ohio) Auditor's Office

Asia 5 - Lobby Level

1:15 PM - 2:45 PM

3:00 PM

Adapting Property Assessment and Taxation Policies in Response to Extreme Weather Events

Tab Troxler CLA, St. Charles Parish, Louisiana

Southern Hemisphere III - Upper Level

3:00 PM - 4:00 PM

3:00 PM

From Lightbulb to Legislation to Law: Effective Public Affairs Strategies

Timothy Jorczak CAE, AAS, CIAO, McLean County, Illinois
Julie Russell CIAO-S, Fulton County, Illinois
Adrianne Bailey CIAO, Illinois Department of Revenue

Southern Hemisphere I - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Holy Cow! The Valuation of Wrigley Field

Michael Piper, Cook County (Illinois) Assessor's Office
Mildred Terzic, Cook County (Illinois) Assessor's Office
Gina Matthiesen, Cook County (Illinois) Assessor's Office

Asia 1 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

The Importance of Equity in Property Tax Valuations

Paul Sanderson JP LLB (Hons), FRICS, FIRRV, International Property Tax Institute

Southern Hemisphere II - Upper Level

3:00 PM - 4:00 PM

3:00 PM

Using Geospatial Analysis Tools to Improve Parcel Review Time and Accuracy

Ryan Hatch, Washington County, Utah
Jennifer Monrreal, Washington County, Utah
Mike Kaufman, Harris Govern

Asia 5 - Lobby Level

3:00 PM - 4:00 PM

3:00 PM

Using Technology and AI to Mediate Valuation Complaints

Susan Drozdowski, Franklin County (Ohio) Auditor's Office
Will Scarbrough, Franklin County (Ohio) Auditor's Office
Cody Farrell, Franklin County (Ohio) Auditor's Office

Southern Hemisphere V - Upper Level

3:00 PM - 4:00 PM