| 2024 | National Humanities Center | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2024 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2024 | Samuel H Kress Foundation | 990PF | Trustee | 2 | $0 | $0 | View return |
| 2023 | American Council of Learned Societies | 990 | President | 40 | $596,596 | $0 | View return |
| 2023 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | National Humanities Center | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2023 | Cuny Graduate School and University Center Auxiliary Enterprises Corp | 990 | Member | 1 | $0 | $0 | View return |
| 2023 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2023 | Scholars at Risk Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | American Council of Learned Societies | 990 | President | 40 | $564,750 | $0 | View return |
| 2022 | National Humanities Center | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2022 | Early Care and Learning Council | 990 | 1st Vice Chair | 0.25 | $0 | $0 | View return |
| 2022 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2022 | Cuny Graduate School and University Center Auxiliary Enterprises Corp | 990 | Member | 1 | $0 | $0 | View return |
| 2021 | American Council of Learned Societies | 990 | President | 40 | $535,771 | $0 | View return |
| 2021 | National Humanities Center | 990 | Trustee | 0.5 | $0 | $0 | View return |
| 2021 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | Early Care and Learning Council | 990 | Director | 0.25 | $0 | $0 | View return |
| 2021 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2020 | American Council of Learned Societies | 990 | President | 40 | $516,265 | $0 | View return |
| 2020 | Child Care Council of Nassau Inc. | 990 | Executive Director | 35 | $100,255 | $0 | View return |
| 2020 | National Humanities Center | 990 | Trustee From 3/20 | 0.5 | $0 | $0 | View return |
| 2020 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | Early Care and Learning Council | 990 | Board Member | 0.25 | $0 | $0 | View return |
| 2020 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2019 | American Council of Learned Societies | 990 | President | 40 | $257,852 | $0 | View return |
| 2019 | Child Care Council of Nassau Inc. | 990 | Director Of Education | 35 | $86,000 | $0 | View return |
| 2019 | The National Humanities Alliance | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | Research Foundation of the City University Of | 990 | Board Member Through 06/2019 | 1 | $0 | $0 | View return |
| 2019 | Early Care and Learning Council | 990 | Board Member | 0.25 | $0 | $0 | View return |
| 2019 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2018 | Child Care Council of Nassau Inc. | 990 | Director Of Education | 35 | $82,772 | $0 | View return |
| 2018 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2018 | American Council of Learned Societies | 990 | President As Of 7/1/2019 | 0 | $0 | $0 | View return |
| 2018 | Cuny Graduate School and University Center Auxiliary Enterprises Corp | 990 | President | 1 | $0 | $0 | View return |
| 2017 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2016 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2016 | The Society for Classical Studies | 990 | Board Member (Until 1/8/17) | 1 | $0 | $0 | View return |
| 2015 | The Society for Classical Studies | 990 | Board Member | 1 | $0 | $0 | View return |
| 2015 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2014 | The Society for Classical Studies | 990 | Board Member | 1 | $0 | $0 | View return |
| 2014 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |
| 2013 | Middlesex School | 990 | Trustee | 5 | $0 | $0 | View return |