Tim O’Brien: Dad's Maybe Book Guest: Tim O’Brien, author, "The Things They Carried," “Dad’s Maybe Book”. Tim O’Brien, award-winning author of “The Things They Carried” and “Going After Cacciato” has released his first book in 18 years. Dedicated to his sons, “Dad’s Maybe Book” documents the declining life of an older father.  How the Environment and Population Influence Where People Live Guest: Joel Cohen, Professor, Populations, Rockefeller University and Columbia University This is the first of a three-part series on demography: why do people in the world live where they do and what forces population changes? Insomnia and Suicide (originally aired August 27, 2019) Guest: Zach Simmons, sleep and suicide researcher, graduate student, Clinical Psychology, Brigham Young University Around 800,000 people die by suicide every year, and it is the second leading cause of death among 15-29 year olds. This is a serious public health problem, but research has shown ways to prevent suicide, including interventions and access to mental health resources. However, a recent study from BYU has found a predictive relationship between patients who report insomnia and later attempt suicide, which gives us one more insight into preventing tragedy. Insomnia: You Can Learn to Sleep Guest: Donn Posner, President, Sleep Well Consultants, Clinical Research Psychologist, Palo Alto Veterans Institute for Research Insomnia is extremely common, and its fatiguing effects can be devastating to those who live with it. Cognitive behavioral therapy is an effective long-term treatment for the disorder.