Jack Holladay, MD, MSEE, FACS has done an amazing job of advancing ophthalmology with his engineering mindset and passion for teaching. You have used his invention, the Brightness Acuity Tester (BAT) to help many of your cataract patients and you have benefitted from his Holladay and Holladay 2 equations for IOL calculations with Holladay 3 in the works. He has given a precise explanation of the cause (and solution) to negative dysphotopsias with IOLs in his enigmatic penumbra paper and lecture. This podcast is full of great learning points for your clinic and operating room as well as great personal stories and how he beat incredible odds.