In 1978 , she was elected president of the Comal Educators Association .
Casteel was a classroom teacher at Porter Junior High School for the Austin Independent School District from 1965 to 1973 and then at Canyon High School for the Comal Independent School District from 1974 until 1982 .
In 1978 , Casteel was elected president of the Comal Educators Association .
Casteel was a classroom teacher at Porter Junior High School for the Austin Independent School District from 1965 to 1973 and then at Canyon High School for the Comal Independent School District from 1974 until 1982 .