About Our Guest Larry Istrail, MD, is a hospitalist physician, entrepreneur, and author of The POCUS Manifesto. He has been covered by NPR and the Washington Post for various medical startups he has founded. He is the creator of the online POCUS educational site POCUSMedEd.com, and is certified in point-of-care ultrasound by the Society of Hospital Medicine and the American College of CHEST Physicians.