Erica Barnell, 31, is the co-founder and chief science officer of St. Louis health care startup Geneoscopy. The company’s lead assay is a non-invasive test that can be taken at home to detect colorectal cancer and advanced adenomas. Barnell has led the company to secure more than $50 million in venture-backed funding, grow to more than 30 employees, and move into a newly built 11,000-square-foot laboratory…
