Siah Hong Tan is a research specialist in Singapore. He is currently performing research on material systems that might be able to convert sunlight directly into fuels like hydrogen or methanol, thus addressing the issue of enabling long term, large-scale storage of solar energy. In his free time, Siah writes articles for RenewableEnergyWorld. He hopes to better understand the social, economic, technological and business implications of a renewable energy-powered future. Siah graduated from the Johns Hopkins University with a BS in Chemical and Biomolecular Engineering in 2011.