Sonja Lyubomirsky is a professor of psychology at University of California, Riverside. She studies human happiness. She has researched the effects of “counting one’s blessings” as a way of enhancing happiness.

Jo-Ann Tsang is an associate professor in the department of psychology and neuroscience at Baylor University in Waco, Texas. She has researched gratitude extensively.

Joan Borysenko of Colorado is an author and Harvard-trained medical scientist who specializes in mind-body topics. She has written about gratitude.

Dan P. McAdams is a professor of psychology and director of the Foley Center for the Study of Lives at Northwestern University in Evanston, Ill. McAdams’ research examines how people develop their identities, and he has studied “generativity,” adults’ concern for the next generation. His book The Redemptive Self: Stories Americans Live By, which finds personal redemption a major […]

Jack Bauer is a psychology professor at the University of Dayton in Ohio. He researches personal growth and self-identity. He can speak about the role that gratitude plays in determining personal well-being.

Brenda Shoshanna is a New York psychologist, Zen practitioner and author of 365 Ways to Give Thanks: One for Every Day of the Year.

Tal Ben-Shahar is the New York-based author of Happier: Learn the Secrets to Daily Joy and Lasting Fulfillment (2007) and has taught a popular introductory positive psychology course at Harvard University.

Deborah Norville, anchor of the TV newsmagazine Inside Edition, wrote Thank You Power: Making the Science of Gratitude Work for You (2007), which explores the scientific research behind gratitude.

The Rev. David J. Holden was the minister for adult education and men’s ministries with the United Church of Christ’s Worship and Education Ministry Team of Local Church Ministries in Cleveland, Ohio. In 2003, he wrote an essay describing domestic violence as a men’s problem that should be addressed within a Christian framework.