Kathy Tyzzer is retiring this year as principal of Birch Lane Elementary School. Jim Knight has been hired as her replacement. Sue Cockrell/Enterprise photo

Kathy Tyzzer, who is retiring this year as principal of Birch Lane Elementary School, chats with sixth-grader Aiden Quinton, who is a budding artist. Sue Cockrell/Enterprise photo

Kathy Tyzzer is retiring this year as principal of Birch Lane Elementary School. Jim Knight has been hired as her replacement. Sue Cockrell/Enterprise photo