Jack Gilbert, author of Dirt is Good.

Topic: The advantage of germs for your child’s developing immune system.

Issues: The microbiome; the importance of the bacteria that live inside us across the lifespan (but especially in childhood); where does our microbiome come from? The effects of diet, antibiotics, probiotics, and more; physical, emotional, and psychological effects of the microbiome; the dangers of antibacterial soaps and attempts to keep our children’s environment super clean; more.