The three-volume set LNCS 15773 - 15775 constitutes the thoroughly refereed proceedings of the thematic area Human Interface and the Management of Information, HIMI 2025, held as part of the 27th International Conference on Human-Computer Interaction, HCI International 2025 (HCII 2025), which was held in Gothenburg, Sweden, during June 22–27, 2025.The total of 1430 papers and 355 posters included in the HCII 2025 proceedings was carefully reviewed and selected from 7972 submissions.The papers in these proceedings have been organized in topical sections as follows: Part I: Information design and visualization; human-human and human-AI collaboration; user experience design and evaluation;Part II: Information in eHealth; information, knowledge and learning; Part III: Multimodality and information; eCommerce and industrial applications.