The IEEE International Symposium on Information Theory (ISIT) will take place in the center of Paris at an atypical venue and historic site, Maison de la Mutualité, France, from July 7th to 12, 2019. We seek original, unpublished contributions in all areas of information theory, including but not limited to the topics listed below. In addition, papers that broaden the reach of information theory, including emerging fields and novel applications of information theory, are encouraged.