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For three years in a row, Steffen Künn and colleagues went to a seven-week-long chess tournament in Cologne to establish a link between levels of air pollution and cognitive performance. The somewhat alarming results were eagerly scooped up by the media, but it took even more data to convince the...

Melline Somers is the only child of a Thai mother and a Dutch father. During her studies, she developed a love of Italian cuisine too. Now a postdoctoral researcher at ROA, she discusses life between two—or even three—cultures.