| 2024 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2023 | Hellenic Film Society USA Inc. | 990EZ | Board Member | 1 | $0 | - | View return |
| 2023 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2023 | The Center for the Study of the Presidency and Congress | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Hellenic Film Society USA Inc. | 990EZ | Board Member | 1 | $0 | - | View return |
| 2022 | The Center for the Study of the Presidency and Congress | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2022 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee (End 11/9/22) | 1 | $0 | $0 | View return |
| 2021 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2021 | Hellenic Film Society USA Inc. | 990EZ | Board Member | 1 | $0 | - | View return |
| 2021 | The Center for the Study of the Presidency and Congress | 990 | Trustee | 1 | $0 | $0 | View return |
| 2021 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | Hellenic Film Society USA Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2020 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2020 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Center for the Study of the Presidency and Congress | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Hellenic Film Society USA Inc. | 990EZ | Director | 2 | $0 | - | View return |
| 2019 | Broadcasters Foundation of America | 990 | Director (Thru 06/19/19) | 1 | $0 | $0 | View return |
| 2019 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2019 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Hellenic Film Society USA Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2018 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2018 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Hellenic Film Society USA Inc. | 990 | Director | 2 | $0 | $0 | View return |
| 2017 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2016 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2016 | International Women'S Media Foundation | 990 | Director (Until Jan '17) | 1 | $0 | $0 | View return |
| 2016 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2015 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2015 | International Women'S Media Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2014 | Michael J Fox Foundation for Parkinsons Research | 990 | Member | 2 | $0 | $0 | View return |
| 2014 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The New York Public Library Astor Lenox and Tilden Foundations | 990 | Trustee | 1 | $0 | $0 | View return |
| 2013 | Broadcasters Foundation of America | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | International Women'S Media Foundation | 990 | Director | 1 | $0 | $0 | View return |