Renowned psychology expert and Stanford University professor Michele Gelfand is one of the leading researchers and writers on culture and the impact of culture on behavior. Gelfand uses field, experimental, computational and neuroscience methods to understand the evolution of culture and its multilevel consequences for human groups. Her work has been cited over 50,000 times and has been featured in the Washington Post, the New York Times, the Boston Globe, National Public Radio, Voice of America, Fox News, NBC News, ABC News, and The Economist, among other outlets. Most recently, she is the author of "Rule Makers, Rule Breakers: How Tight and Loose Cultures Wire the World."

A testament to the power of the human spirit, Kath Koschel is a survivor who has overcome incredible odds and unimaginable tragedy to inspire ordinary people to do extraordinary things. Koschel is formerly an elite cricketer and Ironman competitor whose world came crashing down when she broke her back twice in the span of five years and was told she’d never walk again. Instead, she faced the challenges head-on and defied all medical prognoses by teaching herself to walk again on three separate occasions. Driven by a passion to spread gratitude in the world, she founded Kindness Factory with the goal of encouraging one million acts of kindness and helping people find the light during dark times — just as she has done so many times.

For 28 years, comedian Kathleen Madigan has been touring 250 nights on the road and squeezing in hour-long filmed specials and performances on every late night show ever made. From 25 appearances on "The Tonight Show" and multiple appearances on Letterman and Conan to recently riding around with Jerry Seinfeld in his internet series "Comedians in Cars Getting Coffee," Madigan is still having a blast and selling out theaters across the country. She's won the American Comedy Award for "Best Female Comedian" and the Phyllis Diller award for "Best Female Comedian." She has written and produced for Lewis Black's "Root of All Evil" on Comedy Central and done multiple USO tours in Iraq and Afghanistan.

Four-time Olympic gold medalist, Janet Evans, has been recognized as the best female distance swimmer in United States history. Calling on her experience as a world-record setting swimmer, Janet executes motivational speeches for top companies in varying fields including: Technology, Healthcare, Real Estate, Telecommunications, Apparel, Banking, Insurance, Trade Associations, packaged goods, non profits and many others. With her easy style and grace on a podium, Janet has helped veteran salesman and senior executives alike!

Sarita Maybin is an international speaker and communication expert with over two decades of experience and has shared her insights in all 50 states, 10 countries, and on the prestigious TEDx stage. Her universal message has resonated with a diverse range of clients, including the American Dental Association, Million Dollar Round Table, Department of the Navy and the University of California. Sarita is a former university dean of students and has literally written the book on how to respond to the question: “If You Can’t Say Something Nice, What DO You Say?” She continues the conversation in her latest book "Say What You Mean in a Nice Way."