Sebastian Johnson is Advocacy Chief of Staff at Arnold Ventures, where he serves as a strategic advisor and counsel to Advocacy team leadership and staff, manages operational activities, and creates and maintains cross-departmental relationships. Sebastian was previously a criminal justice manager overseeing work in corrections, community supervision, fines and fees reform, and reentry.
Prior to joining Arnold Ventures, Sebastian was a senior associate with Freedman Consulting, LLC. In this role, he managed strategic planning and research for major philanthropies in criminal justice reform. From 2014 to 2016, Sebastian was State Policy Fellow at the Institute on Taxation and Economic Policy, where his research focused in part on the use of fines and fees at the state and local level. Sebastian worked as an education policy fellow for former Gov. Martin O’Malley and served as a 2010 Teach for America corps member in Lawrence, Mass., where he taught third grade math and social studies. Sebastian has also been a candidate for at-large representative on the Montgomery County Board of Education in Maryland, fighting to close the opportunity gap.
Sebastian’s writing on criminal justice reform, universal basic income, and other topics has been featured in The Washington Post, The Los Angeles Times, and The Detroit Free Press, among other publications. He is a graduate of Georgetown University and the Harvard Kennedy School of Government.