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BHPS – Harmonised User Guide

This guide accompanies the first edition of the Understanding Society – harmonised BHPS. It focuses on the harmonisation process, not the differences in scope, fieldwork practices, questionnaire design and content of the two studies.

Family Matrix (xhhrel file) User Guide

November 2025

This guide contains information about connecting family members and households over time in the main Understanding Society dataset.

Linked Education Administrative Datasets (National Pupil Database), England

1995- 2018: Secure Access

This guide covers education records collected in England as part of the National Pupil Database, abbreviated to NPD.

Marital and Cohabitation Histories User Guide

This guide contains information about partnership spells reported by adult respondents in all Understanding Society and BHPS samples.

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