If companies getting involved in the public health domain hope to make a difference, they must have a deep understanding of health systems, including the institutions, organisations, and resources that comprise them. By Tom Achoki

Climate change is not some distant menace; its effects are already being felt worldwide, especially in climate-vulnerable developing economies. By Vera Songwe and Ishac Diwan

The booming gig economy in Malaysia leaves workers vulnerable with no benefits and susceptible to exploitation. By Yosuke Uchiyama

Transport is one of the world's biggest polluters, but on the path to net zero, aviation is reinventing itself, potentially building a new kind of jet age. By Dr Mirjam Wiedemann