Evidence and Objectivity: Evidence when n=1 A Mental Health and Justice Seminar with Nancy Cartwright and Sherri Roush The Wellcome-funded Mental Health and Justice project will hold a research seminar on Monday, 30 October, 5-7pm. The seminar will address the logic and epistemology of single-case evidence. ABSTRACT: We have become accustomed to the idea that the evidence base in medicine comes