Edzard Ernst is Emeritus Professor of Complementary Medicine at the Peninsula School of Medicine, University of Exeter. He is the author of ten books on complementary and alternative medicine.
Given not all tested treatments turn out to be effective, we should judge trustworthiness of research based on how many negative findings researchers publish
Michael Frass's study raised eyebrows when it appeared to show homeopathy improved outcomes for cancer patients - until it was proven to be the result of data falsification