Unionville High biology teacher gets state award

 Sandra Litvin recognized for contributions inside and outside classroom By Kathleen Brady Shea, Managing Editor, The Times Sandra Litvin, a Unionville High biology teacher photographed at the Chester County SPCA’s Forget-Me-Not gala on Sunday, was named the 2013 Pennsylvania Outstanding Biology Teacher. A Unionville High biology teacher said she was shocked and thrilled when she learned last...