Photosensitivity among patients with SLE is a well-known symptom. However, what is not well-known is why. Our guest this week, Dr. J. Michelle Kahlenberg MD, PhD and team, endeavored to uncover that answer. The article, "Regulation of Photosensitivity by the Hippo Pathway in Lupus Skin" was the result of this study, which was published in "Arthritis & Rheumatology" earlier this year. Dr. Kahlenberg joins us for this episode to discuss the study's methods, results and its surprising conclusion: a novel driver was discovered!