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Bob Adachi

Oakland, CA

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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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Bernard Adiniwin

Republic of Marshall Islands

Bernard J. Adiniwin started working for the Government in 2001 in the Ministry of Foreign Affairs and Trade in a number of positions for 12 years. Bernard was appointed by the Public Service Commission in March 28, 2022, as the Attorney-General, which received the concurrence of the Cabinet as required under the Constitution of the Republic of the Marshall Islands.

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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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David R. Bean

Springfield, IL

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David R. Bean, CPA, is the chief executive officer of Governmental Accounting Research, LLC, a consulting and training firm dedicated to public sector accounting and financial reporting activities.  Prior to his retirement from the Governmental Accounting Standards Board (GASB) in 2021, David served as the GASB director of research and technical activities over 30 years.


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Katelyn Bell

Denver, CO

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Katelyn Bell is an auditor for the Department of the Interior’s Office of Inspector General’s Infrastructure Oversight and Coordination Division. Ms. Bell joined the Office of Inspector General in August 2018, assisting on Tribal audits and then completed numerous Coronavirus Aid, Relief, and Economic Security (CARES) Act informational flash reports, inspections, and audits before moving to her new division. Ms. Bell is now performing inspection and evaluations on the Infrastructure Investment and Jobs Act (IIJA) funds totaling $12.56 billion for abandoned mine lands and ecosystem restoration.


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Jeff Berlin is passionate about facilitating positive change with individuals, organizations, and communities. He started this consulting company to enhance people’s experience at work and in life more generally. When people are engaged and satisfied with their job, they are more positive individuals, friends, parents, partners, and community members. Focusing on the people-side of organizations has a broader influence on community health and well-being. It’s also good business. The way people work is changing and in order for companies to recruit, engage, and retain top talent, they need to change with the times.

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Michael Binder

Washington, DC

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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

Oklahoma City, OK

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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

Special Agent (SA) Steve Determan has over 22 years of law enforcement, intelligence, security and investigative experience. He entered the United States Air Force as a Military Policeman in 1993. During his eight years of Active Duty service, he served in escalating positions of responsibility i...