Recognized leader in developing complex quantitative analysis of novel, unstructured problems in corporate litigation and public policy and trusted by C-suite clients to provide counsel, analysis, and expert testimony; areas of expertise include insurance coverage, mass torts & product liability, environmental remediation, forecast modeling, and risk analysis.

Founded Gnarus Advisors, a consulting firm that provides analytic and expert services, in 2007; sold Gnarus to Nathan Associates in 2017; re-joined Gnarus in 2022 after it was re-established as independent company in 2021.

At Gnarus Mr. Sellick focuses on governance, organizational strategy, talent acquisition and development, and business development in addition to his consulting practice.

Ulixean Farm is a small farm in Sonoma County, CA that produces organic olive oil and other artisanal agricultural products.

Member of the Governance & Nominating Committee. Accomplishment include working with fellow Board and committee members to re-write board and committee charters and to develop and implement board self-evaluations and skills matrix.

Nathan Associates Inc. is an employee-owned economic consulting firm with nearly 70 years of experience. Nathan provides litigation support, business and industry analysis, and development expertise around the world.

Managed the integration of Gnarus Advisors with Nathan as SVP of Nathan's Litigation & Expert Services business while also managing his own client team. Retired from Nathan after identifying and developing a successor as manager of Nathan's L&ES business.

• P&L responsibility for $30 MM business with over 100 professionals across the US
• Led integration of acquired firm into existing business line with very high talent retention
• Maintained consulting practice as expert witness and litigation consultant

Founded Gnarus and oversaw its growth to over 50 professionals throughout the US. Accomplishments include:

• Named one of Consulting magazine's "Seven Small Jewels" in 2011
• Recognized by Inc. magazine as one of America's fastest-growing private companies in 2012
• Established innovative incentives-based compensation models
• Negotiated the sale of Gnarus to Nathan Associates

Gnarus Advisors is a consulting firm providing advisory and expert testimony services to businesses, government agencies and law firms facing complex challenges.