<div>This book constitutes the thoroughly refereed post-conference&nbsp;proceedings of the 10th International Conference on Quantum Interaction,&nbsp;QI 2018, held in Nice, France, in September 2018.</div><div><br></div><div>The 12 papers presented in this book were carefully reviewed and&nbsp;selected from 15 submissions. The papers address topics such as:&nbsp;psychology, economics, semantic and memory, natural language processing, cognition,&nbsp;information retrieval, biology, and political science.</div><div><br></div>