Ulrik Nielsen is a Director at Notch Therapeutics and Chief Executive Officer of Tidal Therapeutics. He is a co-founder and was President and CEO of Torque Therapeutics from 2015 until 2018. Prior to Torque, Ulrik co-founded and served as Chief Scientific Officer of Merrimack Pharmaceuticals (NASDAQ: MACK) until 2015. Ulrik trained at University of California, San Francisco and MIT and holds a PhD in molecular biology from the University of Copenhagen.