These renowned thinkers include top psychologists and psychiatrists, as well as intelligence operatives, lawyers, essayists, doctors, and animal researchers with a trained lens on what makes us tick.
Douglas LaBier, Ph.D., is a psychologist and the Director of the Center for Progressive Development in Washington, DC.
Suzanne Lachmann, Psy.D., is a clinical psychologist in NYC specializing in psychotherapy.
Mary C. Lamia, Ph.D., is a clinical psychologist in Marin County, California.
Kimerer L. LaMothe, Ph.D., is a dancer, philosopher, and author of five books, including Why We Dance, Nietzsche's Dancers, and What a Body Knows.
David Lancy, Ph.D., is a professor of anthropology at Utah State University and the author of The Anthropology of Childhood: Cherubs, Chattel, Changelings.
Christopher Lane, Ph.D., teaches literature and intellectual history at Northwestern University and is the author of Shyness: How Normal Behavior Became a Sickness.
Travis Langley, Ph.D., is the author of Batman and Psychology: A Dark and Stormy Knight and edits books on the psychology of The Walking Dead, Game of Thrones, Star Wars, Star Trek, and more.
Thomas Larson is a journalist, critic, and memoirist. He is a staff writer for the San Diego Reader and teaches in the MFA Program at Ashland University.
Clifford N. Lazarus, Ph.D., is Clinical Director of The Lazarus Institute.
Tim Leberecht is the author of the book The Business Romantic and the chief marketing officer of NBBJ, a global design and architecture firm that helps organizations create meaningful experiences.
Justin Lehmiller, Ph.D., is the Acting Director of the Social Psychology Graduate Program at Ball State University.
Harriet Lerner, Ph.D., is the author of many books, including The Dance of Anger, and The Dance of Connection, and Marriage Rules.
Renee Lertzman, Ph.D., teaches Environmental Education and Communication at Royal Roads University, and she is a fellow with the Global Sustainability Institute at Anglia Ruskin University in Cambridge.
Hilary Levey Friedman, Ph.D., is a Harvard sociologist and expert on popular culture, competition, childhood and parenting.
Irene S. Levine, Ph.D., is a psychologist and professor of psychiatry at the NYU School of Medicine. Her latest book is Best Friends Forever: Surviving a Breakup With Your Best Friend.
Saul Levine M.D., is a professor emeritus at the University of California at San Diego.
Kate Levinson, Ph.D., is the author of Emotional Currency: A Woman's Guide to Building a Healthy Relationship with Money. She is a marriage and family therapist specializing in money issues.
Gregg Levoy is the author of Vital Signs: The Nature and Nurture of Passion (Penguin) and Callings: Finding and Following an Authentic Life (Random House).
Marc Lewis, PhD has been a professor of developmental psychology and neuroscience for over 20 years and is the author of Memoirs of an Addicted Brain and The Biology of Desire.
David J. Ley, Ph.D., is a clinical psychologist and the author of Insatiable Wives, Women Who Stray and The Men Who Love Them.
Alex Lickerman, M.D., is a general internist and former Director of Primary Care at the University of Chicago and has been a practicing Buddhist since 1989.
Jeffrey Lieberman, M.D., is the Lawrence C. Kolb Professor and Chairman of Psychiatry at Columbia University.
Matthew D. Lieberman, Ph.D., is Professor of Psychology, Psychiatry and Biobehavioral Sciences at the University of California, Los Angeles. He is the author of Social.
Ina Lipkowitz, Ph.D., is a lecturer at MIT and the author of Words To Eat By: Five Foods and a Culinary History of the English Language.
Victor Lipman is the author of The Type B Manager: Leading Successfully in a Type A World (Prentice Hall Press). He writes about management from a psychological perspective.
Jeffrey Lockwood, Ph.D., is a professor of natural sciences and humanities at the University of Wyoming and the author of The Infested Mind.
Raychelle Cassada Lohmann, M.S., LPC, is the author of The Anger Workbook for Teens.
Colleen Long, Psy.D.,is a Los Angeles based licensed clinical psychologist, couples therapist, media consultant, and author of the book Happiness in B.A.L.A.N.C.E.
Sam Louie is a therapist with a private practice in Seattle specializing in multicultural issues and sexual addiction.
Pat Love, Ed.D., is a relationships educator. She is the author of Hot Monogamy and The Truth About Love.
Gerri Luce is a licensed clinical social worker who publishes under a pseudonym.
David Ludden, Ph.D., is a professor of psychology at Georgia Gwinnett College.
Sean X. Luo, M.D., Ph.D., is a physician-scientist working at Columbia University and The New York State Psychiatric Institute.
Dr. Bernard Luskin is the CEO of www.LuskinInternational.com and has been the CEO of eight colleges and universities.
Wendy Lustbader, MSW, is an affiliate associate professor at the University of Washington School of Social Work.
Amy S.F. Lutz is the author of Each Day I Like It Better: Autism, ECT, and the Treatment of Our Most Impaired Children, and is the president of the EASI Foundation.
Nick Luxmoore is a counselor at King Alfred's College, in the U.K.
Mikhail Lyubansky, Ph.D., teaches in the Department of Psychology at the University of Illinois at Urbana-Champaign. He teaches, studies, and writes about race relations, conflict, and restorative justice.
Sonja Lyubomirsky, Ph.D., is a social psychologist at the University of California, Riverside and author of The How of Happiness.