About this episode

The episode discusses the tension between data-driven analysis and superstition in real estate appraisal.

Is modern real estate appraisal grounded in science ? Or does it still rely on untested assumptions? In 2026, the profession stands at a critical crossroads. This is between data-driven analysis and what can only be described as appraisal superstition . Appraisers routinely produce precise value conclusion. But, many of those conclusions remain difficult to test, replicate, or falsify. At its core, credible real estate appraisal should rest on epistemology—verifiable, evidence-based reasoning supported by market data, statistical analysis, and transparent methodology. However, in everyday practice, much of the appraisal process still relies heavily on heuristics, or rules of thumb. These are proximity, subdivision similarity, and customary adjustment ranges. These shortcuts can be useful, but when left untested, they drift into unfalsifiable belief. This is where the concept of superstition becomes relevant. Drawing from the philosophy of Karl Popper , any conclusion that cannot be challenged or disproven falls outside the realm of science. In real estate appraisal, this often appears in unsupported adjustments, intuitive comparable selection, and narrative-based reconciliation…

People in this episode

Host: Timothy Andersen

Topics covered

• real estate appraisal
• data-driven analysis
• superstition in appraisal
• statistical methods
• professional judgment

Keywords

• real estate
• appraisal
• superstition
• data analysis
• statistical methods
• professional judgment
• market data

Mentioned in this episode

Organizations: USPAP

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