Erica Barnell, MD/PhD, is the Co-Founder, Chief Medical Officer, and Chief Science Officer of Geneoscopy, a healthcare company pioneering innovative tests to prevent, detect, and monitor gastrointestinal disease. She has raised more than $200M in venture capital funding, built a CAP/CLIA-certified laboratory to support processing of Geneoscopy’s FDA-approved colorectal cancer screening test (ColoSense), and is advancing a noninvasive precision medicine approach to monitor and treat patients with inflammatory bowel disease. In recognition of her contributions to science and entrepreneurship, Barnell was named to the Forbes 30 Under 30 list in 2020.