Yale School of Management

Assistant Professor of Accounting at Yale School of Management

Chairman Emeritus, Cisco / CEO, JC2 Ventures

Sanford School of Public Policy

Professor in the Sanford School of Public Policy at Sanford School of Public Policy

American University School of Public Affairs

Adjunct Professorial Lecturer at American University School of Public Affairs

McCourt School of Public Policy

Professor at McCourt School of Public Policy

CIPD

School of International and Public Affairs

Lecturer in International and Public Affairs at School of International and Public Affairs

Fordham University

Associate Professor Accounting and Taxation at Fordham University

Strathmore Business School

Senior Lecturer in Healthcare Management at Strathmore Business School

Harvard Medical School

Assistant Professor at Harvard Medical School

Harvard Kennedy School

Executive Director, Center for Taxpayer Rights at Harvard Kennedy School