Description：The Proceedings of the Singapore National Academy of Science, publishes invited review and research articles with the aim of promoting interdisciplinary research in Science and Mathematics. Each volume, published twice a year, focuses on a specific topic or field and should be is accessible to researchers from other scientific disciplines. Interested contributors should contact the Managing Editors regarding the topics to be featured in the coming issues. Proposals to serve as issue editor of specific topics will also be considered. Previous issues have covered the areas of Statistics, Quantum Information and Nanoscience.