| 2025 | Child Health Foundation | 990EZ | Board Member | 1 | $0 | - | View return |
| 2024 | Holobiont Medical Research Foundation | 990 | Treasurer | 1 | $0 | $0 | View return |
| 2024 | Child Health Foundation | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2024 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2024 | Prosocial World | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2024 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2023 | Child Health Foundation | 990EZ | Board Member | 1 | $0 | - | View return |
| 2023 | Prosocial World | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2023 | University Corporation for Atmospheric Research | 990 | Trustee | 1 | $0 | $0 | View return |
| 2023 | The National Council for Science and the Environment | 990 | Director (Thru Dec) | 0.5 | $0 | $0 | View return |
| 2023 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2022 | Child Health Foundation | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2022 | Prosocial World | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2022 | University Corporation for Atmospheric Research | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2022 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2021 | Prosocial World | 990 | Director | - | $0 | $0 | View return |
| 2021 | Child Health Foundation | 990EZ | Board Member | 1 | $0 | $0 | View return |
| 2021 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2021 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | University Corporation for Atmospheric Research | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Evolution Institute Inc. | 990 | Board Member | 1 | $0 | $0 | View return |
| 2020 | Prosocial World | 990 | Director | - | $0 | $0 | View return |
| 2020 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2020 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2020 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2019 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2019 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2018 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2018 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Child Health Foundation | 990EZ | Director | 1 | $0 | $0 | View return |
| 2017 | The National Council for Science and the Environment | 990 | Vice Chairman Of The Board | 0.5 | $0 | $0 | View return |
| 2017 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2017 | Maryland Womens Heritage Center and Museum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Maryland Womens Heritage Center and Museum Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2016 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2016 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2015 | North American Associates of the Sts Forum | 990 | Director | 2 | $0 | $0 | View return |
| 2015 | Student Pugwash USA | 990EZ | Emeritus Director | 0 | $0 | $0 | View return |
| 2015 | The National Council for Science and the Environment | 990 | Director | 0.5 | $0 | $0 | View return |
| 2015 | Math for America Inc. | 990 | Director (Thru 12/15) | 1 | $0 | $0 | View return |
| 2015 | Maryland Womens Heritage Center and Museum Inc. | 990EZ | Director | 1 | $0 | - | View return |
| 2015 | Ecohealth Alliance Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2014 | Marine Biological Laboratory | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Student Pugwash USA | 990EZ | Emeritus Director | 0 | $0 | $0 | View return |
| 2014 | The National Council for Science and the Environment | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Maryland Womens Heritage Center and Museum Inc. | 990EZ | Director | 1 | $0 | - | View return |
| 2014 | Math for America Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The National Council for Science and the Environment | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Marine Biological Laboratory | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Student Pugwash USA | 990EZ | Director | 1 | $0 | $0 | View return |
| 2013 | Math for America Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Maryland Womens Heritage Center and Museum Inc. | 990EZ | Director | 1 | $0 | - | View return |