In Re Marriage of Hornung

SCHLEGEL, Judge.

David and Linda Hornung were married on June 24,1963. The court dissolved their marriage on November 20, 1990, but enlarged and amended its decree on January 31, 1991. They have three grown daughters and a fourteen-year-old son, Benjamin, over whom the parties dispute custody. Linda is a high school graduate; David has his G.E.D. Linda began working outside the home in 1980 and has been steadily employed by the Department of Agriculture in Ames, Iowa. David has been a truck driver for Roadway Express.

The first hearing in this bifurcated trial was on May 23, 1990, and was…