Dayna E. Underhill Hinshaw & Culbertson LLP, Portland Dayna E. Underhill, Hinshaw & Culbertson LLP, Portland. Ms. Underhill focuses her practice in the area of legal professional responsibility and ethics, with particular emphasis in the area of attorney disciplinary defense and legal ethics advice. She also practices in the areas of commercial litigation and labor and employment law. She is a member of the Oregon State Bar Association Labor and Employment Law and Securities sections, the Multnomah Bar Association Professionalism Committee, Oregon Women Lawyers, the Association of Professional Responsibility Lawyers, the American Bar Association Center on Professional Responsibility, and the Washington State Bar Board of Governors Disciplinary Advisory Roundtable. Ms. Underhill is a regular author and speaker on legal ethics. (11/11)