Send us Fan Mail Dr. Caroline Leaf is a neuroscientist specializing in cognitive and metacognitive neuropsychology. Since the early 1980s, she has researched the mind-brain connection, the nature of mental health, and the formation of memory. Toxic thoughts, depression, anxiety--our mental mess is frequently aggravated by a chaotic world and sustained by an inability to manage our runaway thoughts. But we shouldn't settle into this mental mess as if it's just our new normal. There's hope and...