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Methods, Guides, and Strategic Insights. Evidence-based resources to elevate your research practice.

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Sample SizeMethodologyQuantitativeQualitativeStatistics

Sample Size Calculator — Tool and Explanations

An interactive sample size calculator for UX research, with the statistical foundations explained — from binomial problem discovery to power analysis.

By Marc Busch·Mar 7, 2026
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MeasurementQuantitative

UX Measurement Instruments: Scales, Scores, and What They Actually Measure

Standardized measurement instruments provide benchmarks and comparability. But using them effectively requires understanding what each one actually measures, and what it does not.

By Marc Busch·Sep 23, 2024
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Data ScienceQuantitativeTriangulation

Partnering with Data Science: The Quant-Qual Collaboration

The most powerful insights rarely come from a single source. They emerge from the strategic partnership between UX research and Data Science, fusing deep contextual understanding with patterns identified at massive scale.

By Marc Busch·Jul 15, 2024
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QuantitativeSurveysPricingStrategy

Advanced Surveys: Pricing & Feature Prioritization

Stop asking 'How much would you pay?' The 3 methods to get honest answers: MaxDiff, Conjoint, and Van Westendorp.

By Marc Busch·May 1, 2024
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QuantitativeMetricsROIStrategy

UX Benchmarking: Measuring Progress Over Time

How to prove your redesign actually worked. A guide to establishing baselines, tracking metrics (SUS), and calculating ROI.

By Marc Busch·Apr 15, 2024
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Sample SizePlanningQuantitative

Sample Sizes: Beyond the Magic Numbers

The idea that you only need five users is one of the most famous, and most misunderstood, heuristics in UX research. Here is what the numbers actually mean and when they apply.

By Marc Busch·Mar 11, 2024
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Study DesignPlanningQuantitative

Choosing a Study Design: Between, Within, and Mixed

The structure of your study, who sees what, and in what order, determines what conclusions you can draw. Understanding the trade-offs between study designs is fundamental to research craft.

By Marc Busch·Mar 4, 2024
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QualitativeQuantitativeMethods

Qualitative and Quantitative Research: A False Dichotomy

Rather than a sharp divide, qualitative and quantitative research exist on a continuum. The most powerful insights come from combining both, understanding why something happens and measuring how often.

By Marc Busch·Feb 19, 2024
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PlanningQualitativeQuantitative

The Applied Research Framework: How Everything Fits Together

Research disciplines, methods, and principles are not isolated concepts, they form a unified system. Understanding this framework is what separates scattered activities from strategic research practice.

By Marc Busch·Feb 12, 2024
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AnalysisQuantitativeStatisticsMeasurement

Quantitative Analysis: From Metrics to Significance

Don't just report averages. How to clean data, visualize distributions, and calculate statistical significance.

By Marc Busch·Feb 1, 2024
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PlanningQualitativeQuantitativeInterviews

Building Blocks and Core Methods: A Framework for UX Research

No matter how complex a method sounds, it can be broken down into three simple activities. Understanding this framework transforms how you plan and execute research.

By Marc Busch·Jan 22, 2024
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PlanningQuantitativeQualitative

Active vs Passive Data Collection

There are two fundamentally different ways we gather data. Research we design and control, and data users generate without our prompting. Most teams over-rely on one and misunderstand the other.

By Marc Busch·Jan 15, 2024
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