Steve leads the development and execution of the TS Alliance's scientific strategy through partnerships and conversations with stakeholders including individuals and families affected by TSC, basic and clinical researchers, healthcare providers, government agencies, and other non-profit organizations. As CSO since 2011, he has led the creation and growth of the TSC Preclinical Consortium to accelerate testing of potential new treatments and the Biosample Repository to share human TSC biosamples. Prior to joining the TS Alliance, Steve was a project leader responsible for driving global project teams toward new human proof-of-concept studies to re-purpose clinical-stage Pfizer compounds for new indications.