Dave is the director of the Yang Cheng Fu Tai Chi Center in Forest Grove. He has been certified by the International Association of Yang Family Style Tai Chi as an instructor, and trains directly with senior members of the Yang Family in China.
He began his study of Tai Chi at the Washington Park Rose Gardens in 1977; in 1980 he received a grant from the Thomas J. Watson Foundation and spent a year studying in Hong Kong. Since his return in 1981 he has been teaching Tai Chi at Reed College, and is currently an adjunct professor with the Exercise Science Department of Pacific University. He has taught at a variety of Senior Centers and has a regular class at the Hillsboro Senior Center.