(The position of Chief Technologist is currently vacant.)
- Neil Chilson (July 2017 – April 2018)
- Dr. Lorrie Faith Cranor (January 2016 – January 2017)
- Ashkan Soltani (September 2014 – December 2015)
- Dr. Latanya Sweeney (January 2014 – September 2014)
- Dr. Steve Bellovin (September 2012 – August 2013)
- Dr. Ed Felten (January 2011 – August 2012)