Perspectives from our psychometrics and engineering teams on adaptive testing, IRT modeling, digital credentials, and what the research actually says about exam integrity.
Why the shift from CTT to IRT changes more than scoring method — and why sample-independence matters for any institution running assessments across multiple cohorts or semesters.
Read articleDigital badges solve the authenticity problem. They don't solve the meaning problem. Here's what separates a defensible credential from a participation trophy in digital form.
Read articleA review of the peer-reviewed evidence on behavioral signal detection in high-stakes testing — and an honest account of what the signals can and cannot tell you.
Read articleHow item-level response time information can be incorporated into the IRT scoring model as a Bayesian prior — and the data on how much it changes final ability estimates.
Read articleMost corporate skills gap assessments rely on self-report surveys or manager observations. Here's what separating subjective opinion from measured ability actually requires.
Read articleAccreditor expectations have shifted from "did students pass?" to "can you demonstrate individual mastery?" Here's a practical framework for institutions beginning that conversation.
Read articleUnderstanding the Response Profile Integrity Score: what it measures, what it doesn't, and how organizations should use it to inform — not replace — human review processes.
Read articleThe origin story of LearnVyx: how a consulting engagement inside a university assessment office turned into a platform — and what we discovered about the real obstacles to psychometrically defensible adaptive testing.
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