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Faculty & Staff Directory

  • Barbara Diou-Roig

    Assistant Professor of Business


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  • Michael Fredericks

    Associate Professor of Computer Science

    Professor Michael Fredericks has worked at Olivet College since 2002. He teaches a variety of computer courses, including introductory and advanced computer information systems, web design and development, spreadsheet/database systems as well as self and community. With extensive knowledge of Adobe Dreamweaver and Flash applications, Professor Fredericks owns and operates his own website design company.…

    Phone: 269-749-7628

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  • John S. Homer, Ph.D.

    Professor of Economics

    John Homer, Ph.D., has worked at Olivet College since 1979. He teaches economics courses, and his academic areas of specialization are resource economics, international trade and economic development. Professor Homer has received the Drs. Gorton and Peggy Riethmiller Adviser of the Year Award and the Drs. Gorton and Peggy Riethmiller Teacher of the Year Award…

    Phone: 269-749-7150

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  • Thomas Humphreys, CPCU, CLU, ChFC, CIC

    Director of the Risk Management and Insurance Center; Assistant Professor of Insurance and Risk Management

    Thomas Humphreys, CPCU, CLU, ChFC, CIC, serves as the director of the Risk Management and Insurance Center at Olivet College. In addition to leading the program, Professor Humphreys also serves as an assistant professor. Prior to joining the Olivet College faculty, Professor Humphreys led a successful career in the insurance industry and served in other…

    Phone: 269-749-7612

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  • Areerat "Poy" Lertchaipitak, Ph.D.

    Assistant Professor of Business and Financial Planning

    Professor Lertchaipitak serves as assistant professor of business and financial planning. She enjoys teaching in a variety of ways in order to benefit and appeal to students with different learning styles and has teaching experience in both face-to-face and online classroom settings. Lertchaipitak is interested in conducting research in financial decision making, behavioral finance, financial…

    Phone: 269-749-4168

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  • Jackie Looser

    Assistant Professor of Accounting and Business

    Professor Jackie Looser has served Olivet College since 2014, first as chief financial officer for three years before transitioning to assistant professor of accounting and business. Teaching allows Professor Looser to combine her two biggest passions, mentoring young minds and finances. “I originally came to Olivet College because I was attracted to the mission and…

    Phone: 269-749-6645

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  • Eakamon Oumtrakool, Ph.D.

    Assistant Professor of Business

    Professor Oumtrakool joined Olivet College in fall 2016, teaching courses in personal financial planning and corporate finance. He enjoys teaching because it allows him to witness firsthand and influence the ways in which students change and grow into positive and ethical financial planning professionals. Oumtrakool earned his bachelor’s degree in finance from Kasetsart University in…

    Phone: 269-749-6606

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  • Michael Oyster '77

    Chair of the Business Department; Associate Professor of Business Administration

    Professor Michael Oyster, a 1977 Olivet College alumnus, led a storied career before returning to his alma mater in 2012. He is currently chair of the Business Department and associate professor of business administration. Professor Oyster is responsible for the business programs, including computer science and information technology as of 2020, the Risk Management and…

    Phone: 269-749-7610

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  • Janine Peters

    Associate Professor of Mathematics

    Professor Janine Peters teaches college algebra, courses in the calculus sequence, probability, statistics, advanced calculus, complex analysis and abstract algebra at Olivet College. She has received the Riethmeiller Award for excellence in teaching, the Donald A. Morris Award as the most influential professor of a top five graduate, and she was named a Livingston Professor,…

    Phone: 269-749-7659

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  • Barry Poulson, J.D.

    Assistant Professor of Interdisciplinary Computing and Information Science

    Professor Poulson teaches a variety of computer science courses at Olivet College, including introductory courses in computer science, a course in software intellectual property law and the computer science seminar. Prof. Poulson has extensive experience in programming and software design and has managed data centers in higher education throughout the United States. Prof. Poulson has…

    Phone: 269-749-7435

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