Drs David Moher and George Wells have been recognized in a new list of the top 400 biomedical researchers in the world (out of a total of 15 million researchers identified). The list, published in the European Journal of Clinical Investigation, includes researchers who have more than 25,000 citations or an h-index of 76 or more (based on data from the last 15 years). Both Drs Moher and Wells are experts in clinical research methods, and both collaborate widely on clinical trials, systematic reviews and knowledge translation projects at The Ottawa Hospital and beyond. Both serve various roles within Cochrane Canada and The Cochrane Collaboration.