Brian L. Clevinger is a co-founder and Managing Director of The Yield Lab. He is also a founder and managing director of Prolog Ventures. Before Prolog, he was the CEO of Megan Health, a vaccine developer. He held this position from Megan’s inception until its acquisition by AVANT Immunotherapeutics. Previously, he was the president of A/W Company, a technology transfer partnership of the private equity firm Alafi Capital and Washington University. Before joining A/W Company, he held a tenured position and headed a research laboratory at Washington University. Brian holds a doctoral degree in immunology from Indiana University and was a NIH postdoctoral fellowship at Washington University.