A kind reader let me know that Part I was stirring up discussion in a psychotherapy chat forum under the heading: "Quick - what color eyes does your T[herapist] have?" A clever participant, apparently ...

Humans need eye contact. It can make people feel closer, more honest, and more respected. When people share eye contact, their brains show similar activity, which helps them bond and understand each ...

What is the neuroscience behind making eye contact? Why does looking deeply into someone's eyes feel like opening a window into his or her soul? Why do some people have difficulty making eye contact?