“Let Them Eat Dirt: Saving Your Child from an Oversanitized World” provides suggestions for a microbially rich and healthy childhood. Let Them Eat Dirt: Saving Your Child from an Oversanitized World talks directly to parents about the importance of microbes to your young kids. Authors  Brett Finlay, PhD and Marie-Claire Arrieta, PhD have an excellent message – let kids get dirty and quit abusing antibiotics. Let Them Eat Dirt is an engaging read clearly written and written clearly by scientist parents who have been in the “parenting trenches”. This microbiome parenting book is a fun read. Several times I laughed out loud at the references to pregnancy and parenting woes. As a scientist, I appreciated their overall message about the importance of microbes to our health.