Using charts and excerpts

Link to the specific article and credit UA Ledger when discussing its original analysis. Preserve the source attribution, date, method and limitations of any figure you cite. Check sourcing requirements.

No original UA Ledger research dataset or blanket chart-reuse licence is currently available. Third-party charts, images and excerpts retain their own rights. For republication, identify the exact material and intended use in an enquiry rather than assuming permission. View contact details.