Catherine A. Sanderson FollowSubscribeBooks by Catherine A. SandersonThe Positive Shift: Mastering Mindset to Improve Happiness, Health, and Longevity - Catherine A. SandersonCatherine A. SandersonRead by Catherine A. SandersonSelf-helpMagnetIntroduction to Psychology (The Great Courses) - Catherine A. SandersonUnknown, Catherine A. SandersonLectureMagnet