Fiona Chen, MPA, Ph.D., CPA, ABV, CFF, CITP, is former assistant professor and IRS Revenue Agent in income tax, payroll tax, and financial products and transactions. Fiona Chen Consulting Company - A Tax & Forensic Accounting Firm provides tax, expert witness, and litigation support services in Forensic Accounting, forensic Auditing, Business and Damage Valuation, Fraud Detection and Examination, and Government Finance.