![Picture of Liza Ketchum](https://wordpress.wbur.org/wp-content/uploads/2017/11/Liza-headshot-edit-600x600.jpg)
Liza Ketchum
Cognoscenti contributor
Liza Ketchum volunteers as a citizen scientist. Her books on nature and the environment include "The Last Garden: A Memoir," and "Begin With a Bee" (co-authored with Jackie Briggs Martin and Phyllis Root, illustrated by Claudia McGehee). She lives in Watertown, behind Mt. Auburn Cemetery.