A new framework for active portfolio management Quantitative Active Portfolio Management analyzes modern active management practice, supporting some methods and debunking others. While mathematically rigorous, the text provides numerous worked examples to illustrate the application of active portfolio management for practitioners. Importantly, Quantitative Active Portfolio Management provides guidance on how to manage portfolios in practice, measuring the sub-optimality of well-used portfolio construction methods in practice, and also provides a theoretical underpinning to the modeling. David Buckle (London, UK) currently leads the European fixed income product development and investment process at The Principal Financial Group. He has also worked at Lee Overlay Partners, Putnam Investments, and JP Morgan.