| Anna Salamon |
Executive Director (–); Co-founder (2012-01-01–); President and Co-Founder (2021-01-01–); Co-Founder (2012-01-01–) |
Director (2015-08-17–); Director (2015-08-17–) |
| Jimmy Rintjema |
Support (2022-03-12–2025-04-01) |
(2014-01-01–2021-07-15); Finances and HR (2021-07-15–2022-02-16); Chief Financial Officer (2023-11-09–); (2014-01-01–2021-07-15); Finances and HR (2021-07-15–) |
| Andrew Critch |
Cofounder and Curriculum Developer (2013-05-01–2014-04-01) |
Research Fellow (2015-09-01–2017-02-03); Research Fellow — On Leave (2017-03-18–2017-10-28); General Advisor (2018-04-10–2019-10-17); Research Fellow (2015-09-01–2017-02-03); Research Fellow — On Leave (2017-03-18–2017-10-28); General Advisor (2018-04-10–) |
| Duncan Sabien |
Chief Operating Officer (2018-08-12–2018-10-17); Curriculum Advisor (2018-10-17–2019-05-05); Curriculum Director and Product Head (–2018-08-12) |
Operations (2021-07-15–2021-08-12); Operations (2021-07-15–) |
| Jesse Liptrap |
Director (2016-12-01–2022-06-01) |
(2017-08-01–2018-03-08); Engineer (2018-03-08–2023-11-09); (2017-08-01–2018-03-08); Engineer (2018-03-08–) |
| Matthew Graves |
Adjunct Instructor (2017-04-01–2019-02-01) |
Staff Writer (2016-10-01–2018-05-28); Staff Writer (2016-10-01–) |
| Tsvi Benson-Tilsen |
Adjunct Instructor (2017-04-01–2019-02-01) |
Research Associate (2014-10-30–2017-03-18); Assistant Research Fellow (2017-06-01–2024-06-17); Research Associate (2014-10-30–2017-03-18); Assistant Research Fellow (2017-06-01–) |