The Guest Editors have put together an issue of clinical reviews that provides the most current look at PBC. Authors, all experts in their respective areas, have submitted articles in the following areas: Changes in epidemiology of PBC; Genetic and epigenetics in PBC; Role of bile acids and the bicarbonate umbrella in the pathogenesis of PBC; Current treatment options in PBC; Work in progress: Drugs in development; Natural history of PBC in the UDCA era: Role of scoring systems; Treatment of Pruritus: Tricks of the trade; Chronic complications of cholestasis: Work-up and Management; Individualizing care: Management beyond medical therapy; Role of liver biopsy: When to do, how to stage; AMA-negative PBC: Is it really the same as AMA-positive PBC?; New thoughts on Overlap syndrome with auto-immune hepatitis; and Current status of liver transplantation for PBC.