About the author

Nathan Issacs UserTesting author

Nathan Isaacs

Nathan is Principal Content Marketing Manager at UserTesting. When he's not producing UserTesting's Insights Unlocked podcast, editing videos and writing human-centered content, you can find him making beer, riding outdoors or on Zwift, and fixing up his 115-year old Craftsman home and 48-year old sailboat.

All works by Nathan Isaacs

Learn how to integrate testing into your workflow without slowing down. Discover low-fidelity testing tips and sprint strategies that build team confidence.

Blog

The test you skip is the one that costs you the most

Product teams are fond of saying they don't have time to test. What they...
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AI is changing research fast. Leaders from Salesforce, Slack, Adobe, and Siemens share what should be automated—and what must stay human.

Blog

The AI question researchers should be asking

The most important question about AI isn't whether it will replace researchers. It's whether...
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At Crafted Seattle, leaders explored why human understanding—not AI alone—will determine who builds the products people actually want.

Blog

The most valuable skill in the age of AI isn't what you think

The race to build faster may be obscuring a more important question: Are we...
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Learn how AI-powered UX research and continuous discovery help teams move faster without losing customer insight or design confidence.

Blog

The hidden risk of moving too fast with AI in product design

The most dangerous assumption in product design right now is that faster automatically means...
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Discover how AI-powered user research and Figma integration help teams embed customer insights into design workflows and make faster decisions.

Blog

Why the smartest design teams are embedding user research

The fastest way to kill a good design idea is to wait too long...
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Learn how to measure campaign impact over time, track performance beyond KPIs, and uncover long-term marketing ROI with smarter testing and insights.

Blog

Your campaign didn’t end at launch—here’s how to measure its real impact

Your campaign didn’t fail—you just stopped measuring too soon. Marketers love a clean ending...
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Ranjitha Kumar shares how to use AI intentionally, avoid “AI fairy dust,” and balance automation with human insight in this Bloomberg interview.

Blog

Why “AI Fairy Dust” Isn’t a Strategy: Key Takeaways from Bloomberg Intelligence

In a recent Bloomberg Intelligence interview, UserTesting’s Chief Scientist, Ranjitha Kumar, shared a grounded...
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Explore marketing AI ROI, shifting budgets for 2026, and why proving impact is harder than ever—and what marketers must do next.

Blog

Marketing AI ROI is rising—but clarity is not

Marketers aren’t short on budget—they’re short on certainty. That’s the uncomfortable truth lurking beneath...
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Learn how to make defensible design decisions with AI. Boost confidence, balance speed, and keep human insight at the center of product design.

Blog

AI design decision making: how to build confidence under pressure

Design teams are moving faster than ever—yet many leaders feel less certain about the...
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