Jack the Ripper is one of the most well-known serial killers in history, with stories of his gruesome exploits permeating popular culture to an unprecedented degree. Despite almost 150 years having passed since the appalling Whitechapel murders, we are still none the wiser about who he was, what drove his terrible crimes, or why they suddenly stopped. But could that be about to change? At the start of 2025, several news outlets reported that the identity of Jack the Ripper had been finally confirmed, using astonishing DNA evidence. But is it all really as it appears? Should we just learn to let Jack the Ripper go?

Mike Hall is a web developer and Doctor Who fan (not in that order). He is a founding member of the Merseyside Skeptics Society, where he currently serves as secretary and treasurer. Since 2009 he has been producing and presenting the popular skeptical podcast Skeptics with a K, the longest running skeptical podcast in the UK. He is also on the organising team for QED, the UK’s premier skeptical conference, which is now in its final year.