5655 Thompson Rd. DeWitt, NY 13214

Diana Koester is an elementary teacher at SHDS and teaches seventh grade at Temple Concord’s Sunday School where she specializes in Antisemitism and Holocaust studies. Originally from Boston, Massachusetts (go Red Sox!), Mrs Koester earned a Master’s degree in Educational Psychology from SUNY Albany. She relocated to Central New York in 2016 and is very pleased to be at SHDS.