DFE Pharma will celebrate 25 years of science at the 2011 AAPS Annual Meeting and Expsition. The scientific programming will feature 31 symposia, 35 roundtables and mini-symposia, 15 sunrise sessions, and 6 short courses. All sessions are planned around the following themes: bioequivalence, Biopharmaceutics Classification System, combination products, modified release, nanotechnology, Quality by Design, systems analysis. Sessions will also cover diverse topics, such as clinical supply chain, transporters, regulatory challenges in emerging markets, modeling, genotoxic impurities, and hot melt extrusion.