| 2025 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2024 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2024 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2024 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | The American Hospital of Paris Foundation | 990 | Director (Thru 11/23) | 1 | $0 | $0 | View return |
| 2023 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2023 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | The American Hospital of Paris Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The American Hospital of Paris Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2021 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2020 | The American Hospital of Paris Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2020 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The American Hospital of Paris Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2019 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2019 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The American Hospital of Paris Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2018 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2018 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2017 | Atlas Economic Research Foundation | 990 | Board Member | 4 | $0 | $0 | View return |
| 2017 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2016 | Nautilusthink Inc Nautilus | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | Student Achievement & Advocacy Services Corporation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2016 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Nautilusthink Inc Nautilus | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2015 | Atlas Economic Research Foundation | 990 | Director | 4 | $0 | $0 | View return |
| 2015 | Student Achievement & Advocacy Services Corporation | 990 | Director | 0.25 | $0 | $0 | View return |
| 2015 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2014 | Atlas Economic Research Foundation | 990 | Director | 4 | $0 | $0 | View return |
| 2014 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Santa Fe Institute | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2013 | Intelligence Squared Us Foundation | 990 | Director | 1 | $0 | $0 | View return |