Danica G. Hays, PhD, is a professor and dean in the College of Education at the University of Nevada–Las Vegas. She earned a PhD in counselor education and supervision, with an emphasis in multicultural research, from Georgia State University. She has published more than 130 journal articles and book chapters in her areas of research expertise, which include assessment and diagnosis, research methodology and program evaluation, leadership development, domestic violence prevention, and multicultural and social justice issues in community mental health and counselor preparation. 

In addition to authoring the last three editions of this book, Dr. Hays coauthored Qualitative Research in Education and Social Sciences (2nd ed.; Cognella), Counseling Theory and Practice (3rd ed.; Cognella), and Mastering the NCE and CPCE (3rd ed.; Pearson). In addition, she is coeditor of Developing Multicultural Counseling Competency: A Systems Approach (4th ed.; Pearson) and is associate and content editor of the ACA Encyclopedia of Counseling (1st ed.; American Counseling Association [ACA]), A Counselor’s Guide to Career Assessment Instruments (6th ed.; National Career Development Association), and Corona Chronicles (two volumes; Dio Press). 

Dr. Hays has extensive leadership history in the Association for Assessment and Research in Counseling (AARC) and the Association for Counselor Education and Supervision (ACES), including serving as AARC president, AARC founding journal editor for Counseling Outcome Research and Evaluation, ACES journal editor for Counselor Education and Supervision, and president of an ACES region. She is an ACA Fellow, and she is a recipient of the Outstanding Research Award, Outstanding Counselor Educator Advocacy Award, Extended Research Award, and Glen E. Hubele National Graduate Student Award from ACA, as well as the recipient of the Patricia B. Elmore Excellence in Measurement and Evaluation Award and President’s Special Merit Award from AARC and the Legacy Award from ACES.