This real-world case study illustrates how groundbreaking strides in AI-assisted feedback have the potential to speed up marking without compromising quality, increase education completion rates worldwide, and supply tailored feedback to learners at scale. Used as a formative assessment tool, this real-world example by a leading online learning organization saw their writing course completion rate rise by 7%, paper return rates drop by 20%, and 57% of their students describing the AI feedback as “Extremely” or “Somewhat Helpful”. Join us as we demonstrate how more personalized learning delivered successfully at scale might finally be within reach.