Mark M. Williams Gaydos Churnside & Balthrop, Eugene Mark M. Williams, Gaydos Churnside & Balthrop, Eugene. Mr. Williams focuses his practice in the areas of elder law and estate planning, including guardianships/conservatorships and probate, and legal ethics. He has actively worked to develop the area of elder law, and his accomplishments in that area have been widely recognized. Mr. Williams is an adjunct professor to the College of Health and Social Services at Concordia University and an adjunct instructor and lecturer at the University of Oregon Law School. He is a member of the National Academy of Elder Law Attorneys, the Oregon Law Institute Board of Directors, the State of Oregon Continuing Care Retirement Communities Advisory Council, and the Oregon State Bar Elder Law Section and Legal Ethics Committee. (10/11)