Neurology/brain science

President and co-founder of The Long Island Alzheimer's Foundation, Janet Walsh. As a teenager, she watched her father suffer with Alzheimer's. Later, when genetic testing became available for Alzheimer's, she took it and discovered that she is at the highest risk for genetic predisposition to Alzheimer's. Walsh will talk about how she choses her conduct her life with this knowledge, and her efforts to make the lives of Alzheimer's patients better.

Gazzaniga is a pioneer in the study of brain-mind relations His new book "The Mind's Past" (University of California Press) is about how our brain and mind construct the past. Gazzaniga is a professor and Director of the Program in cognitive Neuroscience at Dartmouth College.

With his team of neurotrauma specialists, Dr. Ghajar worked to save the life of the young piano teacher who was severely beaten in Central Park this past June. He has pioneered national guidelines in hopes of establishing national standards for the care of brain trauma patients. Ghajar is the chief neurosurgeon at Jamaica Hospital in Queens as well as the President of the Aitken Neuroscience Institute in Manhattan.

Chicago Tribune science writer Ronald Kotulak talks with Terry about his new book "Inside the Brain: Revolutionary Discoveries of How the Mind Works." It is published by Andrews and McMeel. Kotulak has interviewed more than 300 of the leading researchers and reveals the latest theories on how the brain thinks. Kotulak received the Pulitzer Prize for two related newspaper series on brain research: "Unravelling the Mysteries of the Brain" and "Roots of Violence."

Professor of Psychology at Harvard, Daniel L. Schacter has studied memory for the past twenty years, the way the mind remembers. One chapter in his new book, "Searching for Memory: the brain, the mind, the past" is about the controversial issue of "repressed" memory.

In his new book, Thayer says moods are not just psychological in origin, but the direct result of biological conditions. The book explains the nature of moods and teaches ways to control them. Thayer is a bio-psychologist and Professor of Psychology at California State University, Long Beach.

Specialist in memory and language disorders, Dr. Barry Gordon. Gordon's book "Memory: Remembering and Forgetting in Everyday Life" (Mastermedia Ltd. The book can be ordered by calling 1-800-334-8232) looks at recognition, recall, memory blocks and the effects of drugs. The book also gives tips to increasing memory recall and dispels some common myths about the brain and memory. Gordon is a behavior neurologist, cognitive neuroscientist and experimental psychologist at Johns Hopkins University. (Interview by Marty Moss-Coane)

Clinical neurology professor and doctor Oliver Sacks is the author of six books about his patients, people with autism, Parkinson's Disease, Tourette's Syndrome, and other neurological disorders. Sacks was portrayed by Robin Williams in the 1991 film version of his book "Awakenings." His other books include "A Leg to Stand On," and "The Man Who Mistook His Wife for a Hat." His newest is "An Anthropologist On Mars: Seven Paradoxical Tales," which tells the stories of the disorders of seven of his subjects.

Forensic psychiatrist Dr. Park Dietz has served as an expert witness for the prosecution in the murder trials of John Hinkley, Joel Rifkin, Jeffrey Dahmer and others. In each case he presented evidence against the defense of insanity, saying that these men knew that they were committing terrible crimes. Dietz also has a consulting firm, Threat Assessment, which focuses on workplace violence. He is a consultant to the HBO special "Murder 9 to 5," which examines murder at work.

Psychiatrist Peter D. Kramer wrote "Listening to Prozac," an examination of the larger issues behind drugs that reshape temperament. Prozac is the most widely prescribed antidepressant today, with some four and a half million users since its introduction in 1987. Kramer raises serious questions about this "miracle mood enhancer": are we headed into an age of cosmetic pharmacology?