Sebastien is the launch editor of Nature Aging. Originally from France, he obtained his PhD from the University of Bristol in the United Kingdom and performed postdoctoral research in neuroscience at Columbia University in New York City. He joined Nature Research in 2011 and served as a Senior Editor at Nature Neuroscience until 2019, when he transitioned to Nature Communications to steer the Neuroscience and Psychology team. In 2018, he worked as a Publishing Manager focusing on the proposal to launch Nature Aging and took over direction of the journal in March 2020. Sebastien’s keen interest in aging originally stemmed from his years of editorial work with neuroscientists studying neurodegenerative disorders, stroke and brain aging. Since joining Nature Aging, he has expanded his knowledge and interests to many other areas of aging research.