Judge Coil, Cedar Falls, was appointed to the bench in 1986. Born in Des Moines, Iowa, he received his bachelor's degree from Simpson College in 1973 and his law degree from Creighton University in 1977. Judge Coil served in the Iowa Air National Guard from 1970 to 1978. After graduating, he worked as special prosecutor in Judicial District 1B and in 1979 worked as assistant Black Hawk County attorney. Judge Coil went into private practice from 1983 until his appointment to the bench. He is a member of the Black Hawk County and Iowa State Bar Associations, along with the Iowa Judges Association.