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Notes from the research lab

Methodology deep-dives, industry studies, product engineering, and the occasional opinion from the team building globainsight.

Methodology
Featured

Why we replaced 14-question demographic blocks with adaptive profiling

After two years of A/B testing, we cut average screener length by 62% and improved completion rates by 18 points. Here's the methodology, the trade-offs, and what we'd do differently.

Dr. Lena Park, Head of Research Methods·May 24, 2026·11 min read
Methodology

Why we replaced 14-question demographic blocks with adaptive profiling

After two years of A/B testing, we cut average screener length by 62% and improved completion rates by 18 points. Here's the methodology, the trade-offs, and what we'd do differently.

Dr. Lena Park, Head of Research Methods·May 24, 2026·11 min read
AI & Insights

Detecting AI-generated open-ends at scale: lessons from 4M responses

What we learned building a fine-tuned classifier that flags synthetic survey responses with 98.4% precision.

Marco Liu·May 18, 2026·8 min read
Industry

The 2026 State of B2B Buyer Research

Our annual study of 2,400 B2B decision-makers across 14 markets - what's changed since 2024 and what it means for go-to-market.

Sara Ahmed·May 12, 2026·14 min read
Product

Introducing Streaming Trackers: brand health that updates hourly

A deep dive into the architecture that lets you watch brand metrics move in near-real-time during product launches.

James Okafor·May 6, 2026·9 min read
Methodology

Rim weighting vs. raking vs. propensity scoring: which to use when

A practical guide to post-survey weighting choices - with simulated bias and variance comparisons across five common scenarios.

Dr. Lena Park·April 29, 2026·12 min read
Industry

FMCG shopper missions are fragmenting - here's the data

Three years of category panel data show shoppers running 23% more mini-missions per week. Implications for shelf strategy.

Priya Iyer·April 22, 2026·7 min read
Engineering

How we cut survey load time to under 800ms in 130 countries

The CDN, edge-compute, and progressive rendering decisions behind our latest performance milestone.

Devon Hartwell·April 14, 2026·10 min read
AI & Insights

Why we don't let LLMs generate survey questions (yet)

Our internal evaluation of GPT, Claude, and Gemini for question generation - and the specific failure modes that keep humans in the loop.

Marco Liu·April 7, 2026·9 min read
Methodology

The hidden cost of professional survey-takers

How career panellists distort tracking studies, and the cross-survey behavioural model we use to detect them.

Dr. Lena Park·March 30, 2026·11 min read

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