Instructors

Bob Adachi

Oakland, CA

Bob Adachi graduated from the University of California at Berkeley's Haas School of Business and has worked with the Internal Revenue Service and the Environmental Protection Agency Office of the Inspector General. 

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Margie P. Bastolla

Orlando, FL

Margie Bastolla helps internal auditors and other oversight professionals write reports that get results!  She has trained thousands of auditors in over 40 countries on topics such as risk management, internal control, operational auditing, and communication skills.

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Michael Binder

Washington, DC

Michael is the Director of the Graduate School USA, Government Audit Training Institute. Hes has served over forty two years in federal audit staff, management and executive positions in GAO, the Inspector General community and as Acting Inspector General of the National Endowment for the Arts. Michael has a BBA and MBA in Finance and Economics from the George Washington University, attended Harvard University, the Federal Law Enforcement Training Center and the Federal Executive Institute. He is a Certified Internal Auditor, a Certified Fraud Examiner, and a former national officer of the Association of Government Accountants.

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Clarissa Corbin, PMP

Williamsburg, Virginia

Clarissa has been teaching for over 25 years.  She uses a wide variety of teaching strategies to motivate and to help her students learn.  She began her career in elementary education.  She progressed to university instruction where she taught at both Columbus State University and Boston University working directly with professional adults to improve their skills in technology, project management and business.  She has continued her teaching in private business training clients worldwide as the President & CEO of Projections Consulting, Inc.  Her motto is “she can’t teach a person who’s sleep.”  So, it is her job to make learning fun, interesting, and worthwhile.

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Frank Crawford, CPA

Oklahoma City, OK

Frank Crawford is President of Crawford & Associates, P.C., Certified Public Accountants, an accounting firm located in Oklahoma City, OK. He is currently the Chairman in the Oklahoma Society of CPAs Government Accounting and Auditing Committee (19 years) and has also been involved in a number of other AICPA committees and task forces. Frank was also recognized as a recipient of the Graduate School's "2010 Instructor Excellence Award". 

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Steve Determan

Lakewood, CO

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Vince Duenas

Guam

Vincent Duenas began his government-auditing career in 2003 as a staff auditor with the Guam Office of Public Accountability. Through the years, he successfully climbed the OPA ranks as a Management Analyst I, Management Analyst II, and Auditor III / Audit Supervisor and became a part of OPA’s management team before moving on to the Guam Waterworks Authority as the Internal Auditor. In 2017, Vincent had the opportunity to move back to the OPA and currently serves as an Accountability Auditor III / Audit Supervisor.

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Daniel Fitzgerald, CPA

Guam

Dan has been the Office Managing Partner of Deloitte & Touche LLP and a member of the Deloitte Southeast Asia Board of Directors. Dan leads the public sector practice with over 40 years of public accounting experience, servicing a wide variety of clients in the region. He has extensive experience in providing auditing, accounting, consulting, and training services to a significant number of governmental and not-for-profit entities.

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Emil Friberg

Washington, DC

Emil is an adjunct professor at Georgetown University Center for Australia, New Zealand, and Pacific Studies where he teaches a seminar on Pacific Island issues. He retired in 2021 from the U.S. Government Accountability Office where he was an assistant director and senior economist. 

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Mark Funkhouser

West Virginia

Mark Funkhouser, president of Funkhouser & Associates, is a municipal finance expert who has spent decades in government service. As the mayor of Kansas City during the Great Recession, Mark made the tough choices to put his city on the path to fiscal sustainability. That experience, his long tenure as an auditor and his most recent post as the publisher of Governing magazine have made him a trusted and credible advisor to government officials across the country. Mark holds a master’s degree in social work from West Virginia University, an M.B.A. from Tennessee State University, and an interdisciplinary Ph.D. in public administration and urban sociology from the University of Missouri at Kansas City.

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