Clifton Mark Williams is a New Zealand poet, writer, academic, critic, editor of contemporary New Zealand literature.

John D.

Zindel V. Segal (born 1956 in Lutsk, Ukraine) is a cognitive psychologist, specialist on depression, and one of the founders of Mindfulness-based Cognitive Therapy (MBCT). A professor of psychology at the University of Toronto, he co-authored works including *The Mindful Way Through Depression* (with Mark Williams, John Teasdale, and Jon Kabat-Zinn) and *Cognitive-Behavioral Treatment of Irritable Bowel Syndrome*.

Jon Kabat-Zinn (born June 5, 1944) is an American professor emeritus of medicine at the University of Massachusetts Medical School, scientist, writer, and meditation teacher. He is the creator of the Stress Reduction Clinic and the founder of Mindfulness-Based Stress Reduction (MBSR). His books include *Full Catastrophe Living* (1990) and *Wherever You Go, There You Are*, among others.

Mieshelle Nagelschneider is an American cat behaviorist, author of the eponymously titled book The Cat Whisperer and founder of The Cat Behavior Clinic in Portland, Oregon..