Bruce S. McEwen Ph.D. is co-author of "The End of Stress as We Know It." Dr. Alia Crum is an Adjunct Professor of Management and Postdoctoral Scholar at Columbia Business School. Her research examines the effect of mindsets. Luis A. Hernandez is an Early Childhood Education Specialist at Western Kentucky University. Jessica Johnson is an Elementary School Principal. Peter DeWitt (Ed.D.) is a principal in Upstate, NY. and blogs for Education Week.