Mary McKenna

Mary McKenna has a BS in Biology from Cal Poly, San Luis Obispo, and a MA from UC Davis in Microbiology. She taught Biology at Gavilan College in Gilroy, California from 1979 to 2011 when she retired a bit early to go on a trek in Nepal. Since then, Mary has worked to help to establish the Ray Williams Arboretum at Gavilan. She lives, hikes, and gardens in Aptos, California, with her husband, Jim, and their dogs, cats, chickens, and horses.