Its now widely agreed that one of the key ways of reducing the current high level of "waste " in biomedical research is to focus it more squarely on addressing the questions that matter to patients - and the people and medical staff that care for them.

In this interview, Tessa Richards - the BMJ's patient partnership editor, talks to Katherine Cowan, independent consultant and a senior advisor the the James Lind Alliance, which has pioneered patient involvement with their research priority setting partnerships.