Is advanced biliary endoscopy a separate practice from advanced luminal endoscopy? Should advanced endoscopy fellowships and surgical endoscopy fellowships include training with both gastroenterologists and surgeons? This installment of “On the Spot” explores topics of debate in advanced endoscopy. I would like to thank all of the contributors for their efforts. Email me at colleen@cmhadvisors.com with any ideas for debate in gastroenterology and endoscopy. Thanks for reading, and