David designs and manages the synthesis of novel ASK1 kinase inhibitors at Seal Rock Therapeutics. David has 20 years of experience in the biotechnology industry with a particular focus on kinase inhibition. He spent 12 years at Exelixis where his kinase work contributed to 5 clinical candidates in the areas of oncology and inflammation. More recently, David directed the medicinal chemistry team at Pathway Therapeutics which led to the selective PI3Kdelta kinase inhibitor PWT143/MEI-401 which in Phase 1b clinical trials. David graduated from Stanford University and holds a Ph.D. in Chemistry from UCLA.