Daniel Freeman is a Professor of Clinical Psychology, and a Medical Research Council (MRC) Senior Clinical Fellow, in the Department of Psychiatry at Oxford University, and a Fellow of University College, Oxford. He is also an honorary consultant clinical psychologist in Oxford Health NHS Foundation Trust.

Jason Freeman is a writer and editor in the areas of popular psychology and self-help.

Jason and Daniel are the authors of several psychology titles and their work has appeared in various national newspapers and magazines, among them The Times, The Guardian, The Independent, and Psychologies.