Jami Todd has devoted the last twenty years to mastering the art of world-building and product design in the interactive entertainment industry. His extensive journey has granted him invaluable insights into creating immersive and engaging user experiences that resonate deeply with audiences. His expertise spans a range of interactive mediums, including video games, virtual reality, and augmented reality. In his latest work, "Persona," Jami illuminates the importance of developing player personas as a foundation for the product design process. He explores the creative journey of crafting meaningful player personas that benefit the entire development team. By understanding the relationship between personas and product design, he demonstrates how grasping the target audience enhances sales and elevates player satisfaction. Through his research and personal reflections, Jami seeks to inspire product managers and creators to approach their work with fresh purpose and creativity. With two decades of experience in world-building and product design, he embodies a profound understanding of the intricacies involved in crafting engaging user experiences.