Kathleen S. Verderber is Associate Professor of Management Emeritus at Northern Kentucky University. She holds an MA in Speech Communication as well as an MBA and a PhD in organizational behavior from the University of Cincinnati. Dr. Verderber has consulted with various civic, professional, and business organizations.

She has published numerous articles in several journals and has presented papers at communication and management conferences. She is a coauthor of COMMUNICATE! THE CHALLENGE OF EFFECTIVE SPEAKING IN A DIGITAL AGE, COMM, and SPEAK all with Cengage Learning, and author of INTER-ACT: INTERPERSONAL COMMUNICATION, CONCEPTS, SKILLS, AND CONTEXTS with Oxford University Press.

Deanna D. Sellnow, PhD, is Professor of Strategic Communication in the Nicholson School of Communication at the University of Central Florida and conducts faculty development workshops on instructional communication pedagogy.

Published in regional, national, and international journals, her research focuses on the rhetoric of popular culture, particularly music as communication, and instructional communication as it occurs in conventional and nonconventional classrooms, as well as in risk and crisis contexts. She is co-author of COMMUNICATE!, COMM, SPEAK, and THE CHALLENGE OF EFFECTIVE SPEAKING, all with Cengage.

Rudolph F. Verderber is Distinguished Teaching Professor of Communication Emeritus at the University of Cincinnati and former National Speaker's Association Professor of the Year -- as well as one of the all-time best-selling communication studies authors.

The strength of his basic texts lies in his ability to explain and exemplify concepts, theories, and skills to introductory level students.

His Cengage Learning texts -- COMMUNICATE!, THE CHALLENGE OF EFFECTIVE SPEAKING, COMM, and SPEAK -- have a reputation for being student favorites due to their accessible presentation of theory and skills.