Blog

Notes on people, data,
and measurement.

Long-form writing on psychometrics, data science, and the craft of building evidence-based tools for people decisions.

Synthometricon: A Search Engine for Navigating Assessment Space

With the release of Synthometricon, researchers and practitioners get a single web app to search tens of thousands of questionnaires, surveys and tests, whether the goal is to find an established scale or to see where a new item pool repeats existing work.

Oct 14, 2026 1 min read

Utility Models

Back Hiring Decisions with Numbers (Assessment Utility Calculator)

What is a better selection procedure worth? Our tool helps you play through different scenarios and calculate how higher accuracy in the hiring process adds value to your organization.

Oct 2, 2026 4 min read

Utility Models: Part 1

Predict the Percentage of Successful Hires using the Taylor-Russell Approach

If you are willing to evaluate job performance in simple terms (i.e. a hire is either "successful" or "unsuccessful"), the Taylor-Russell approach is a useful framework that can help guide your personnel strategy. In this practitioner's guide, we'll review how to estimate the positive predictive value of your hiring decisions.

Jul 11, 2026 9 min read

Project Announcement

Career Atlas: Mapping Career Options from Self-Description

The Career Atlas is a free web app for career orientation. Users describe their interests, strengths and occupational preferences in their own words, and a language model places more than 3,200 occupations on a personal map of options, as a starting point for self-exploration and career counseling.

Jan 29, 2025 5 min read

Notes on people, data, and measurement.

Synthometricon: A Search Engine for Navigating Assessment Space

Back Hiring Decisions with Numbers (Assessment Utility Calculator)

Predict the Percentage of Successful Hires using the Taylor-Russell Approach

Career Atlas: Mapping Career Options from Self-Description

Notes on people, data,
and measurement.