The Co-Optimization of Fuels & Engines (Co-Optima) initiative is accelerating the introduction of efficient, clean, affordable, and scalable high-performance vehicle fuels and engines. The Co-Optima Capstone Webinar Series highlights key takeaways from the breakthrough initiative. Webinar sessions share topline findings, potential near- and long-term impacts, research methodology, challenges, and possible next steps in the R&D process. Presenters provide high-level information in terms relevant to decision makers and technical peers in the greater context of a sustainable transportation future. Register for upcoming webinars below or access past webinars. All webinars are free and scheduled for 2 p.m. ET on the last Thursday of each month.