What is the fine-grained topic of the following text: The woman largely responsible for making your yoga class what it is, and as popular as it is, is the subject of “The Nation” Senior Contributing Writer Michelle Goldberg’s The Goddess Pose: The Audacious Life of Indra Devi, the Woman Who Helped Bring Yoga to the West. Only return the topic.
The life and impact of Indra Devi, the woman who popularized yoga in the West.