Sorenson (IMAGE) Florida State University Caption Machine learning engineer Ben Sorenson, who collaborated with Ken Hanson on research showing that statistical analysis can show when ChatGPT is used to answer questions on multiple-choice chemistry exams. Credit Courtesy of Ben Sorenson Usage Restrictions This image may be used with appropriate caption and credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.