He was previously the Chief Financial Officer and member of the Board of Directors of Cerebral Assessment Systems, which produced Cognivue, the first FDA-cleared medical device for the detection and measurement of dementia and cognitive impairment. Concurrently, he was a Managing Director at Atlas Financial Partners, which provides proprietary structured financial solutions for corporate clients.

Previously, Dr. Lessen worked for approximately 20 years in investment banking and capital markets. He worked for nine of those years at UBS Investment Bank, where he was a Managing Director in the Global Healthcare Group and led the origination of more than $12 billion notional amount of convertible bond financings and equity derivative transactions in the healthcare sector. He has also been a Managing Director and Head of Convertible Bond Origination at Broadpoint Gleacher and previously held various capital markets positions at Zurich Capital Markets, JP Morgan, Toronto Dominion and Goldman Sachs.

Dr. Lessen received both a BSc in Mechanical Engineering and a Master’s degree in Aerospace Engineering from Cornell University. He received a Ph.D. in Theoretical and Applied Mechanics from Rensselaer Polytechnic Institute and an MBA from Cornell University’s Johnson Graduate School of Management.