The book challenged the interpretation of the events offered by Gross.

These points have become the conventional wisdom, but my book challenges them.

The books tend to be short in length but challenging in subject matter.

The book challenges traditional definitions of humanity and the way we perceive one another.

This book challenges the notion that consciousness is only the result of a functioning brain.

You'll also want to make sure that the books you buy will complement and challenge the skills your child already has.

The book challenges teenagers to go beyond their comfort zone, and, in essence, "do hard things."

His book challenged assumptions about society's spiritual roots and made people look at them in new ways.

Written in easy to understand language, this book challenges you to accept his findings or dispute it.

Two later books challenge the findings and conclusions of Heinrich.