Evidence first. Every figure traceable to the record.
Prior Signal builds data experiences and intelligence platforms for organizations that can’t afford to be wrong, and credits public research that strengthens the record.
OPSEU/SEFPO
OPSEU/SEFPO cites End The Wait Ontario in Worth Fighting For.
OPSEU/SEFPO's Worth Fighting For report cites Ontario Autism Coalition and End The Wait Ontario data on the autism waitlist — independent citation of the source-traceable public-record work behind Prior Signal's method.
Canadian Council on Rehabilitation and Work
CCRW cites End The Wait Ontario in its neurodiversity guide.
The Canadian Council on Rehabilitation and Work's workplace neurodiversity guide cites End The Wait Ontario's public autism resource — independent citation carrying the public-record work into employer education.
Prior Signal
Restraint and seclusion in U.S. schools: what the federal data shows.
Federal CRDC data across 98,010 schools, reproduced from the primary source and rebuilt so parents, teachers, advocates, and reporters can read it.
Alliance Against Seclusion & Restraint
The complete federal record on who gets restrained and secluded in American schools.
Two years of U.S. Department of Education CRDC data — 98,010 schools, all 50 states — transformed into a reproduced, interactive public record for the nation's leading restraint-and-seclusion advocacy organization.
End the Wait Ontario
Ontario's autism waitlist crisis — every figure traced to a primary source.
Freedom-of-information responses and government records transformed into a structured public intelligence platform. First-position Google ranking on the primary query, sustained 2024–2026. Regularly cited by ChatGPT, Claude, and Perplexity.
Public-records investigations, cited in the open.
The public-interest method behind Prior Signal, proven on the record and cited by news media and independent institutions. See coverage & citations →
These are End The Wait Ontario’s public-interest investigations, shown as examples of open-source, public-records method — the same discipline Prior Signal applies to client work. The analysis and its sourcing live on End The Wait Ontario; Prior Signal is a separate commercial firm and takes no political position.
Engagements are scoped to a specific output, not an open retainer.
Prior Signal takes on a small number of engagements at a time. Each one starts with a clearly scoped output — a verified data experience, an intelligence brief, a structured public record. No strategy decks that go nowhere.
Discuss an engagement →