Jasmohan S. Bajaj, MD, co-author of a multi-center study validating a new app to diagnose minimal hepatic encephalopathy (MHE), speaks with AJG co-Editor in Chief Dr. Brennan Spiegel about the difficulty diagnosing MHE in cirrhotic patients, and the importance of a valid, rapid, and accessible diagnostic tool for this disabling and dangerous condition. Dr. Bajaj also discusses the difficulty of creating validated, user-friendly apps that provide both accurate diagnostics for patients and their doctors as well as usable data for researchers. (22:33)