AACOM Staff Leadership 

President & Chief Executive Officer

Stephen C. Shannon, DO, MPH, as President and Chief Executive Officer, directs AACOM and moves the organization towards fulfilling its vision and mission. The work of the President is overseen by AACOM's Governing Council, the Board of Deans.

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Interim Chief Operating Officer

Harvey Tillipman, MBA, MSW, as AACOM's Interim Chief Operating Officer, oversees organization infrastructure to enhance processes and maximize collaboration among AACOM's leadership. His work focuses on AACOM’s strategic direction, positioning programmatic efforts to achieve the association’s mission. Harvey manages Application Services, Recruitment, Students Affairs, Finance, Communications, and Technology to ensure continued development and improvement of association standards.

Senior Vice President of Government Relations

Pamela Murphy, MSW, as Senior Vice President of Government Relations, leads the association’s congressional and federal policy advocacy efforts, works with AACOM’s membership and other associations to present unified health professions positions to policy makers, and monitors legislative and regulatory developments relevant to osteopathic medical education and the osteopathic profession.

Pat Delaney, MEd

Vice President of Finance and Operations

Patricia Delaney, MEd, CPA, as Vice President of Finance and Operations, has direct responsibility for leading and overseeing all aspects of AACOM’s financial, IT, and office management functions. She coordinates financial aspects of the Association’s overall strategic plan, as well as developing and implementing strategic financial and IT-focused plans. Delaney also leads AACOM’s annual financial audit process and serves as liaison to AACOM’s external auditors, as well as manages any other financial audits, reviews, and/or official inquiries from any state, federal, or local government agency.


Vice President of Member and Student Relations

Raymond (Ray) Perez, as Vice President of Member and Student Relations, Perez is responsible for implementing the Association's marketing and communications strategic plan, managing the operations and business objectives in conjunction with that plan, developing a strong, results-orientated team, and building strong relationships and a positive image with AACOM’s member schools, student population, and other relevant groups.

Chief of Clinical Education

Tyler Cymet, DO, as Chief of Clinical Education, develops, coordinates and implements AACOM activities related to clinical education, from undergraduate medical education through residency, with an emphasis on clinical faculty development and coordination.