William Arthur, FCAS, FIA, MAAA

Senior Consulting Actuary


  • Fellow of the Casualty Actuarial Society
  • Fellow of the Institute of Actuaries
  • Member of the American Academy of Actuaries


  • B.S., Mathematics (Actuarial Science) (magna cum laude)
    University of Texas

Will Arthur has been in the actuarial and insurance industry since 2003.  His career includes working at international consulting firms as well as holding insurance company leadership positions.  His experience includes the following:

  • Reserving analyses for various lines of P&C insurance including D&O, Auto, Property, Workers Comp, Medical Malpractice, and more.
  • Making insurance rates by industry and hazard grade, including limit and attachment adjustments as well as other pricing factors.
  • Developing online pricing models for multiple lines of business, providing consistency in rating process and data management.
  • Designing relational databases and management information systems for global multiline reporting and advanced analytics.
  • Completing granular market segment profitability studies to guide executive business planning and budgets.
  • Estimating funding and collateral needs for captives and other self-insured clients across various lines of business.
  • Evaluating reinsurance proposals for impacts to profitability and capital requirements.
  • Reviewing capital modeling assumptions and results, and explaining implications to key stakeholders.
  • Performing stochastic modeling of risk transfer statistics on loss-sensitive contracts.
  • Creating risk-adjusted profit metrics for commercial accounts to inform business retention strategies.
  • Designing technical pricing certification principles and pricing opinion templates consistent with Actuarial Standards of Practice.
  • Reporting monthly actual vs. expected loss emergence and other periodic leading indicators, such as technical premium adequacy with rate and exposure change.
  • Analyzing claim frequency and severity by peril, as well as emerging industry and regional loss trends.
  • Training underwriters, brokers, and other actuaries on theoretical methods and technical models.