Jack Kornfield is a bestselling American author and teacher in the vipassana movement in American Theravada Buddhism. Wikipedia
Source: "Changed countless lives." - Jack Kornfield
Source: Jack Kornfield mentioned this book on "The Tim Ferriss Show" podcast.
Source: "We can feel empathy with one another when someone’s sad and someone’s angry, someone’s hurting." - Jack Kornfield
Source: "One of my favorite recent books." - Jack Kornfield
Source: "It turns out that your cells listen to your heart and to your intention, that consciousness affects your body." - Jack Kornfield
Source: "A wonderful book." - Jack Kornfield
Source: "Wonderful book [...], about the ending of slavery in the British Empire." - Jack Kornfield