Invited Speakers


Timothy Andersen, MNAA, MAI has been actively involved in the appraisal of real property since 1986.  Since then he has worked for some of the largest appraisal firms in Palm Beach County, Florida, the County Property Appraisers Office, as well as himself.  His experience in appraisal extends from Key West in the south to Brooksville on the northwest part of the state, and many places in between.  This experience includes, vacant sites and raw land, office buildings, apartment complexes, warehouses, schools, day care centers, condo units, condo complexes, and so forth.  He has done expert witness work, tax appeals, eminent domain, mortgage, and estate work.

In 1990, the former Society of Real Estate Appraisers awarded him the SRPA designation.  In 1997, the Appraisal Institute awarded him the MAI designation.  In 2002, he qualified to be a USPAP instructor.  He still teaches both the 7-hour update and 15-hour qualifying classes to both real property and personal property appraisers.  His formal education consists of a Bachelors degree in Business Administration, as well as a Master of Science degree, specifically in real estate appraisal, from the University of St. Thomas in Minneapolis.  Tim is a member of the National Association of Appraisers Board of Directors.

Teaching, writing, and consulting with his fellow appraisers are what he loves to do.  He started teaching the sales persons and brokerage classes in the mid 80s at the local community college, then taught basic appraisal classes when it offered those programs.  He has taught for the Appraisal Institute, the National Association of Master Appraisers, the National Association of Appraisers, National Aircraft Appraisers Association, the Association of Texas Appraisers, the State of Arkansas, the State of Oklahoma, the Wisconsin Realtors® Association, the Columbia Institute, as well as numerous proprietary schools.  In addition to teaching, he has also written numerous articles on various facets of real estate appraisal, two books (with another in the works), as well as numerous classes and seminars on various real estate appraisal-related topics. 

Tim and his wife Debbie live in Florida, with their three children and their four grandchildren close by.

David Braun has been actively engaged in appraising properties ranging from residential lots to complex commercial properties since 1976.    He earned a Bachelor of Science in Business Administration, with a major in Corporate Finance, from the University of Tennessee in Knoxville.  He holds a certified general appraiser license in Tennessee, as well as a real estate sales broker license.  He has earned the MAI, SRA, and the AI-GRS designations from the Appraisal Institute.  David is an AQB certified USPAP instructor, and an Appraisal institute approved instructor.  He has developed several seminars for appraiser CE.  In addition to founding and managing Braun & Associates, Inc. (now affiliated with Accurity) he started Automated Valuation Technologies, Inc. (AVT).  AVT was formed to address unique appraisal issues which were not being addressed by any other entity.  AVT has addressed issues like scope of work reporting, the 1004MC form, regression analysis, and other automated valuation analyses for appraisers.  A few of the presentations he has made follow:  statistical analysis at the Appraisal Institute's national conference in 2013, scope of work for the Federal Financial Institutions Examination Council in Washington D.C., the Association of Appraiser Regulatory Officials (AARO) on the topic of scope of work, and others.  In David’s new book, THE VALUATION ANALYST he addresses many of the pertinent questions that appraisers continue to ask concerning the extraction of adjustment rates.  David’s goal today is to help appraisers become true valuation analysts.

John S. Brenan has been the Director of Appraisal Issues for The Appraisal Foundation since October 2003. In this capacity, John serves as the Foundation’s senior staff contact regarding the work of the Appraisal Practices Board (APB), Appraisal Standards Board (ASB), and Appraiser Qualifications Board (AQB). 

Prior to his current position, John spent 8½ years as the Chief of Licensing and Enforcement for the California Office of Real Estate Appraisers (OREA). In that role, John administered the largest real estate appraiser licensing program in the United States, evaluating applicants for compliance with both federal and state requirements. John was also responsible for California’s enforcement program; educating and/or disciplining licensees who violated law, regulations or USPAP. John worked with local, state, and federal law enforcement agencies regarding cases involving fraud.

John has been in the appraisal profession since the early 1980s. Prior to joining OREA in February 1995, he worked as a staff appraiser and fee appraiser for several large financial institutions, appraising both residential and non-residential real estate covering a wide variety of property types. He also previously managed an appraisal department for a major financial institution. John is a Certified General appraiser, AQB Certified USPAP Instructor, and Professional Member of the Royal Institution of Chartered Surveyors. John holds a Bachelor’s degree in Business Administration from California State University, Long Beach.

Michael Brunson, MNAA, SRA (Mike) is a partner at Brunson-Jiu, LLC, a private firm specializing in expert witness and consulting services in the areas of Real Estate Damages, USPAP Compliance, and complex valuation assignments.

Michael is an active and passionate advocate for the appraisal profession. He is a founding member and Past President of the National Association of Appraisers and is the current Chairman of the Board. He currently represents the NAA before TAFAC. Michael is a founding member, Past President, and a current member of the Coalition of Appraisers in Nevada. He is an AQB Certified USPAP Instructor, a certified general appraiser in Nevada and California. He holds the SRA Designation from the Appraisal Institute and the MNAA designation from the National Association of Appraisers.

Michael is also active in his community. He is an ordained chaplain with Messages of Faith Ministries in Las Vegas, a board member at Lake Mead Christian Ministries, and serves as president and chaplain to Addicted…to HOPE (working with at-risk youth in the juvenile justice system).

John Dingeman, MNAA, is a Certified Residential Appraiser and registered Property Tax Agent in Arizona, is the Chief Appraiser at Landmark Network, in a national Appraisal Management Company (AMC). He also serves as President of the National Association of Appraisers (NAA) and as the Past-President for the Coalition of Arizona Appraisers (CoAA).  He has extensive experience in the appraisal of single family dwellings, small income producing properties, and vacant land.  As an FHA appraiser he specializes in HUD/REO properties and is considered a subject matter expert.  In 2015, he earned the Home Measurement Specialist certification through the Institute of Housing Technologies and has been a guest speaker on the subject of residential measurement standards.

Additionally, John serves or has served in the community as a Board Member to the Arizona Board of Manufactured Housing, Past-President of his homeowners association, village planning committee, stakeholder committee for a freeway project, and Past-President of a charitable organization called Arizona Helping Hands. Dingeman has assisted in the development of continuing education course materials approved by Arizona and California and has instructed appraisal, assessor, mortgage loan origination, and real estate sales classes.


Roxana Gumucio is the Executive Director for the Tennessee Real Estate Appraiser Commission as well as fourteen other regulatory programs.  This commission was moved under her responsibility in September 2016. She started her work with the State of Tennessee in 2011 with the Board of Professional Responsibility, the licensing agency for attorneys, under the Supreme Court of Tennessee. Ms. Gumucio brings to the department more than 14 years of experience in Ohio and Tennessee with the court system, various government agencies, and regulatory bodies. 

Ms. Gumucio attended the University of Houston and is a Certified Court Manager with the National Center for State Courts.  She is also bilingual in Spanish and English.

When not at the office, Ms. Gumucio enjoys spending time with her family and being outside as much as possible.

Dustin Harris is a popular speaker and author. He writes a regular column for WorkingRE Magazine, The Appraisal Buzz, and Appraisal Today and has been featured in all of the top industry publications.  Dustin holds a Master’s Degree in Adult Education and is a regular and popular speaker at real estate appraiser, agent, and regulator conferences throughout the country. He is the owner and President of Appraisal Precision and Consulting Group, Inc., and is a popular author, speaker and consultant. He also owns and operates The Appraiser Coach where he personally advises and mentors other appraisers helping them to also run successful appraisal companies and increase their net worth.

James (Jim) R. Park, Jim has served as The Executive Director of the Appraisal Subcommittee in Washington, DC since 2009. He is the senior staff person responsible for the day-to-day ASC operations and staff. Under direction of the ASC, the Executive Director is responsible for implementing ASC policies, overseeing its programs and budget, and developing recommendations to the ASC members.  The Executive Director also represents the ASC before state appraisal regulatory officials; federal regulatory officials, federal and state legislators, and various appraisal industry groups.

During his career Jim has held executive management and leadership roles within the mortgage banking and appraisal industries. .

Jim holds a B.A. in organizational communications from the University of Colorado and a certified general appraisal license in the Commonwealth of Virginia.

Bryan S. Reynolds is a certified appraiser with thirty years of experience in real property appraising and mortgage banking.  He is an investigator, author, instructor and nationally featured speaker in the appraisal field.  He is certified as an AQB USPAP Instructor, Registered Agent with the TN State Board of Equalization, FHA Fee Appraiser, and a FHA Fee Panel Appraiser.  Bryan is also recognized as an expert witness qualified by various courts.  His articles have been published in the Appraisal Buzz, Working Real Estate Magazine , and USA Lawyer Guide.  He has also published several books including Fannie Mae CU & You, Navigating FHA, and Appraiser’s Guide to Covering Your Assets.  Bryan is a contributing author to REO Appraising and Appraising in a Depressed Market.  Bryan owns Reynolds Appraisal Service, and is a partner in The Bryclan Group property tax consultants, and a partner in Appraiser e-Learning.  His on-line classes can be located at Appraiser e-Learning.com.

 Greg Stephens, MNAA, SRA is a recognized subject matter expert in appraisal regulations and standards, whose 35 plus year career in the industry includes owning and managing a five office regional appraisal firm in Northern California for twenty-four years prior to spending ten years in financial institution valuation QC and governance managing pre and post-closing review teams, monitoring state and federal appraisal-related legislation and USPAP subject matter expert.

Mr. Stephens professional credentials include Certified General Appraiser, SRA Designation from the Appraisal Institute, AQB Certified USPAP Instructor through The Appraisal Foundation, CDEI certified distance education instructor through the International Distance Education Certification Center.

For over twenty years he has been providing qualifying and continuing education seminars around the country through his seminar company, Appraisal Seminars, the Appraisal Institute and several colleges.

For over thirty years, Mr. Stephens has also been involved in national appraisal organization leadership- most recently as the 2013 President of the North Texas Chapter of the Appraisal Institute and prior board and officer positions with the Society of Real Estate Appraisers, the American Society of Appraisers. He is a frequent speaker at national conferences for professional organizations around the country and was voted the Collateral Risk Network 2013 Valuation Visionary for life-long contributions to the industry.

In 2014 he developed a 7 Hour on-line review course that was approved by The Appraisal Foundation Appraiser Qualifications Board. Current industry advisory positions include Chair, Government and Legislative Affairs, National Appraisal Congress, Vice Chair, Government Affairs Council, Collateral Risk Network and committee member, National Association of Appraisers, Government Relations Committee and a member of the board of directors.

In September 2011 Mr. Stephens joined Metro-West Appraisal Co. LLC as Senior Vice President, Appraisal Operations and Compliance and in December 2013 was promoted to Chief Appraiser, SVP Compliance where his responsibilities include corporate policies and procedures, federal and state appraisal regulatory compliance, national staff.

Joshua Walitt, MNAA, SRA is the Compliance Manager for Property Interlink, and is a certified residential real estate appraiser, reviewer, and educator. His position focuses on procedures, training, state licensing, audit, and review functions. When working with appraisers and staff, Mr. Walitt’s goal is to increase efficiency and accuracy through the use of sound reasoning skills, technology, and analytical tools, while ensuring compliance with USPAP and state and federal appraiser independence regulations.

Prior to becoming Compliance Manager, he worked as a fee appraiser and consultant. He designed the Market Machine, an analytical tool for market analysis and regression modeling that is used by appraisers.

In 2013, he was a member of Colorado’s AMC Rulemaking Taskforce. He writes articles for newspapers, blogs, and national industry magazines, and provides education at regional and national real estate conventions, as well as at client conferences. In addition, he designs and teaches webinars and online continuing education courses.

Mr. Walitt is a designated member with the Appraisal Institute (SRA) and is a member of the National Association of Appraisers (MNAA). He received his Certified Distance Education Instructor (CDEI) certificate in 2014.

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