Jason Arday, a Cambridge University professor accused of plagiarism and misrepresenting his career, has resigned from his position, effective immediately. Cambridge University confirmed Wednesday that it has launched an investigation into Arday following new information regarding his academic qualifications and honorary appointments. The university also stated that ongoing complaints about academic misconduct are being handled in accordance with its Misconduct in Research policy.

Arday, 41, who was the youngest Black man to hold a professorship at the university, said his resignation should not be interpreted as an admission of guilt. In a statement published by the Good Law Project, he wrote, "While criticism is an inevitable part of academic life, what I have experienced has gone far beyond scholarly disagreement. The relentless accusations, speculation and public commentary have taken a profound toll on me and on those I love."

The allegations surfaced last month when Nathan Cofnas, a postdoctoral researcher at Ghent University, published an article detailing instances of alleged plagiarism in Arday's doctoral dissertation. An analysis reportedly found over 100 passages in his thesis that were similar to or directly lifted from the dissertation of another student. Arday has since admitted to a series of errors in his work but denied being a "liar and fantasist."

Further scrutiny focused on Arday's official biography for Cambridge University, where he was accused of falsely claiming to hold positions at three academic institutions. He listed himself as a visiting professor at Ohio State University’s Office of Diversity and Inclusion, though the university stated it has no record of his employment and its DEI office closed last year. Arday also claimed to be a visiting professor at the University of Glasgow's School of Education, but the university confirmed he had not held that position since leaving for Cambridge. His listed honorary professorship at Durham University was clarified by a spokesperson as an unpaid academic association related to ongoing project work, a standard practice in academia after his departure.

Arday has also faced accusations of embellishing a list of personal accomplishments, including claims of running 30 marathons in 35 days, raising millions for charity, and playing professional soccer and snooker. He has previously disclosed that he is autistic and was nonverbal until age 11.