| 2023 | Phillips Academy | 990 | Head Of School / Trustee | 60 | $706,365 | $0 | View return |
| 2023 | The Rand Corporation | 990 | Trustee | 1 | $0 | $0 | View return |
| 2022 | Phillips Academy | 990 | Head Of School/Trustee | 60 | $858,643 | $0 | View return |
| 2021 | Phillips Academy | 990 | Head Of School/Trustee | 60 | $641,651 | $0 | View return |
| 2020 | Phillips Academy | 990 | Head Of School/Trustee | 60 | $492,476 | $0 | View return |
| 2020 | The Trustees of Grinnell College | 990 | Former President | 60 | $349,813 | $0 | View return |
| 2020 | Grinnell College Medical Benefit Plan | 990 | Former Trustee | 1 | $0 | $349,813 | View return |
| 2019 | The Trustees of Grinnell College | 990 | President | 60 | $1,251,425 | $0 | View return |
| 2019 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $1,251,425 | View return |
| 2019 | The Midwest Conference Inc | 990 | Director | - | $0 | $0 | View return |
| 2019 | Edmundson Art Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Edmundson Art Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | American CIVIL Liberties Union of Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | American Council on Education | 990 | Director - Until 03/20 | 1 | $0 | $0 | View return |
| 2019 | American CIVIL Liberties Union | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Trustees of Grinnell College | 990 | President | 60 | $665,462 | $0 | View return |
| 2018 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $665,462 | View return |
| 2018 | Edmundson Art Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Edmundson Art Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | The Midwest Conference Inc | 990 | Director | - | $0 | $0 | View return |
| 2018 | American CIVIL Liberties Union | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | American Council on Education | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | American CIVIL Liberties Union of Iowa | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Iowa Association of Independent Colleges | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2018 | Iowa Independent Higher Education | 990EZ | Director | 1 | $0 | - | View return |
| 2017 | The Trustees of Grinnell College | 990 | President | 60 | $622,844 | $0 | View return |
| 2017 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $622,844 | View return |
| 2017 | The Midwest Conference Inc | 990 | Director | - | $0 | $0 | View return |
| 2017 | Greater Des Moines Partnership | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Edmundson Art Foundation Inc | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Iowa Association of Independent Colleges | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2017 | Iowa Independent Higher Education | 990EZ | Director | 1 | $0 | - | View return |
| 2017 | American Council on Education | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Trustees of Grinnell College | 990 | President | 60 | $599,879 | $0 | View return |
| 2016 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $599,879 | View return |
| 2016 | Greater Des Moines Partnership | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Midwest Conference Inc | 990 | Director | - | $0 | $0 | View return |
| 2016 | Iowa Independent Higher Education | 990EZ | Director | 1 | $0 | - | View return |
| 2016 | Iowa College Foundation | 990 | Member | 1 | $0 | $0 | View return |
| 2016 | Iowa Association of Independent Colleges | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | American Council on Education | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | The Trustees of Grinnell College | 990 | President | 60 | $567,097 | $0 | View return |
| 2015 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $567,097 | View return |
| 2015 | The Midwest Conference Inc | 990 | Director | - | $0 | $0 | View return |
| 2014 | The Trustees of Grinnell College | 990 | President | 60 | $559,915 | $0 | View return |
| 2014 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $559,915 | View return |
| 2014 | The Midwest Conference Inc | 990 | - | - | $0 | $0 | View return |
| 2013 | The Trustees of Grinnell College | 990 | President | 60 | $570,950 | $0 | View return |
| 2013 | Grinnell College Medical Benefit Plan | 990 | Trustee | 1 | $0 | $570,950 | View return |
| 2013 | The Midwest Conference Inc | 990 | - | 0.5 | $0 | $0 | View return |