Koh Buck Song works as a writer, editor and consultant in branding, communications strategy and corporate social responsibility in Singapore. His publications include several collections of poetry, literary anthologies, and numerous books on aspects of Singapore ranging from urban development to foreign investment promotion. His seminal book on Singapore's country brand, Brand Singapore, was published by Marshall Cavendish in 2011 (third edition 2021), and translated into Chinese and published in China in 2012.