This book constitutes the refereed post-conference proceedings the 19th International Conference on Persuasive Technology, PERSUASIVE 2024 held in Wollongong, NSW, Australia, during April 10-12, 2024. The 14 revised full papers and 8 short papers presented in this book were carefully reviewed and selected from 51 submissions. based on their content: methods for tailoring and personalization; persuasive design and applications, persuasive strategies; and persuasive technologies and ethics.