Aaron S. Richmond is a Professor of Educational Psychology at Metropolitan State University of Denver, USA. He studies how humans learn and develop and the application of this knowledge to classroom instruction and assessment. Regan A. R. Gurung is Professor of Psychological Science and Director of the General Psychology Program at Oregon State University, USA. His research focuses on reducing prejudice, racism, and sexism, and the factors influencing learning.Guy A. Boysen is a Professor of Psychology at McKendree University, USA. His scholarship emphasizes the teaching of psychology, professional development of teachers, and stigma toward mental illness.