Primary care physicians, in particular, are feeling real pressure from the developing context because they have traditionally been under-reimbursed for what they do. While many are familiar with primary care capitation, fee for service remains the predominant mode of payment throughout the country.  Today, though, there is undoubtedly change afoot. For physicians to respond to the emerging environment, at a minimum they need to understand the new forms of payment which are being launched, as distinguished from new delivery models. In "Understanding the new payment models" Alice elucidates concepts associated with ACOs, bundled payment, patient centered medical home and capitation. It is fundamental reading for physicians who have not begun to address these issues.