The I Index

Eugenia Bone,
The Wall Street Journal
... a breezy social history with a health angle, an easy read by a charming, sassy author.
Sarojini Seupersad,
BookPage
In this entertaining and deeply researched book, he suggests that our addiction to soap and skincare is creating more problems than they solve.
David Rosen,
The New York Journal of Books
... engaging and informative.
Karen Springen,
Booklist
When it comes to skin care, less—much, much less—is more.
Rachel Owens,
Library Journal
A quick, engaging read for everyone concerned with caring for their skin, and the science behind it..

Kirkus
A wide-ranging study.