Student, University Wisconsin, 1942-1943; student, School American Craftsmen, Alfred U., 1947-1948; Doctor of Laws (honorary), Maine College Art, 1987.
Jewelry instructor School for American Craftsmen, Rochester (New York) Institute Technology, 1959-1961;
jewelry instructor, Penland (North Carolina) School of Crafts, 1968-1970;
jewelry instructor, Haystack Mountain School of Crafts, Deer Isle, Maine., 1971, 78, 82;
owner, president, Ronald Hayes Pearson Inc., Deer Isle, Maine., since 1948. Visiting artist Haystack Mountain School of Crafts, Deer Isle, 1980, Portland School Art, 1990. Design consultant Hickok Jewelry Manufacturing Company, Rochester, 1954-1956.
Consultant National Education Association, Washington, 1974, 76. Jewlery designer Kirk-StieffCo., Baltimore, 1982-1988. Commissioner Maine Arts Commission, Augusta, since 1988.
Trustee Haystack Mountain School Crafts, 1977-1990, chairman, 1980-1985, Louis Comfort Tiffany Foundation, 1979-1984. Board visiting Program in Artisanry, Boston University, 1977-1984. Board directors James Renwick Alliance, since 1990.
With United States Merchant Marine, 1943-1947. Fellow American Crafts Council. Member Society North America Goldsmiths (founding member), Maine Crafts Association (founding member, director.
Married Kathleen Harris, 1955 (divorced 1971). Children: Christopher, Bettina, Nadya, Arn. Married Carolyn Ann Hecker, March 27, 1982.