INNOVATIVE RESEARCH presented at this website is developing and testing methods for measuring the severity of detectable errors in digitized books and validating the impact of error on the end-user. Here you will find information on the project, selected findings, and links to the project’s reports, presentations, publications, and products. HATHITRUST DIGITAL LIBRARY serves as a testbed of digitized books and serials for the project, which has three overlapping phases. Paul Conway, Associate Professor, PI.