Four University of California-Berkeley students (John Barrie, Emmanuel Briand, Melissa Lipscomb, and Christian Storm) build a peer-review application that helps students receive feedback from their classmates.

Turnitin.com introduces and launches similarity checking, leveraging database pattern-matching technology developed from the Berkeley students’ doctoral research.

CrossRef begins an exclusive partnership with Turnitin to develop its unparalleled scholarly content database for similarity checking.

Responding to the educational community’s need for streamlined tools, Turnitin designs similarity checking, online grading, and peer review into a single service.

Turnitin invests in machine intelligence technology, and with the acquisition of Lightside Labs expands its time-saving features to include direct-to-student feedback.

Feedback Studio launches. This tool combines best-in-class similarity checking with formative feedback and grading tools to support student writing.

Turnitin acquires Gradescope, broadening its offerings to deliver high-quality, consistent assessment across all assignment types and subject areas.

Turnitin joins the Advance family of companies, a long-term home for enhancing our core products and investing in emerging technologies.

Turnitin acquires ExamSoft, expanding its portfolio to include a robust assessment platform serving education, certification, and licensure programs.