E vidence-based medicine...evidence-informed practice...patientcentered care...the art of medicine.... These terms fly around the landscape of integrative health and medicine with the potential to ultimately generate a meaningful consensus and a shared language for how we discuss clinical decision-making and clinical practice. With as clear a shared vision as we all know we have—that the empowerment and well-being of the patient is our ultimate goal—it should be easy to reach agreement on what we know and how we know it. In fact, the now inexorable progress toward a true interprofessional approach to care requires that we find a way to reach that agreement. But more often than not, the discussion around evidence and knowing degenerates into a Tower of Babel. Every profession clings to its own view of the truth and speaks its own language, without enough substantive effort to understand the others. Some of us are deeply wedded to the notion that everything can be proven with randomized trials— despite much recent evidence of the limitations and flaws of this perspective. In a 10-year review of original trials published in a major journal, Prasad et al. found that out of 363 articles examining a standard medical practice, 146 (40.2%) reversed that practice, while only 138 (38%) confirmed it. Even when