The profiles on our associate trainers are provided here to give you a better idea of who we are and what kind of training and professional experience we bring to our work.

 
Kendall Zoller, Ed.D.

Kendall, President of Sierra Training Associates, Inc. (STA), provides presentations, keynotes, professional learning seminars, and coaching on nonverbal communicative intelligence (NCI), facilitation and presentation skills, leadership, and collaborative group development. His experience includes corporate training to senior executives and managers, sales teams, and front line personnel as well as university faculty and staff, police officers, and teachers across North America and Southeast Asia. His research centers on the influences of nonverbal patterns on rapport, thinking, and group dynamics. He is a contributing author of Bob Garmston's Presenter's Field Guide. Kendall is a National Academy for Science and Mathematics Education Leadership mentor and is a retired faculty member from CSU Sacramento.

Kendall can be reached at Kendall@sierra-training.com
 

 
Claudette Landry, M.Ed.

Claudette brings over 20 years' experience in collaborative group development and in presentation, facilitation and nonverbal communication skills. Her expertise and background include corporate training, nonverbal communicative intelligence (NCI), Cognitive Coaching^SM, workplace collaboration issues, and developing leadership. She has taught and coached all personnel levels from front line to senior executives in companies all over North America.

Claudette can be reached at Claudette@sierra-training.com
 

 
Mark J. Wittenberg has demonstrated the ability to assist police professionals with organizational and personal development needs for the last 16 years. He is known as an innovative trainer, developer, presenter and communicator. Mark is a California Commission on Peace Officer's Standards and Training-certified team building presenter who has led team building workshops for many California police departments.

Mark also has many years of experience leading leadership development initiatives. Starting as one of the original facilitators for the State's Supervisory Leadership Institute, Mark worked with sergeants throughout the State of California in presenting the foundations for effective leadership. Eventually, Mark's background and experience led the Ventura County Sheriff's Department and the Santa Clara County Sheriff's Department to retain Mark for a series of leadership development seminars designed to incorporate team building and personal development in the police setting.

Mark conducts operational audits of police performance and has acted as a subject matter expert in a number of State of California curriculum development steering committees including the Field Training Officer Committee, Management of the Field Training Officer Program Committee and Command College Curriculum Review Committee. Mark is currently serving on the subject matter expert committee for integrating leadership, ethics and community-oriented policing into the basic academy.

Mark has a Master's Degree in public administration from the California State University at Long Beach Center for Public Policy and a Bachelor's Degree in history from the California State University at Long Beach. He is a graduate of the California Command College Class #30, where he was elected co-class speaker by his classmates.

Mark Wittenberg
1244 W. 9th Street, #1
San Pedro, CA 90731

Telephone: 562–619–4545
E-mail: mark@sierra-training.com
 

 
Bob Harrison is currently a consultant working primarily in leadership development and instructor development training and mentoring. He has taught at every level of police training from the basic academy to current work with the Command College, a two-year advanced training course for police managers and executives sponsored by the California Commission on Peace Officer Standards and Training (CA POST). Bob served more than 30 years as a peace officer, completing his career in 2004 as the chief of police in a suburban community in California.

Bob holds a Master of Science Degree in management from the California State Polytechnic University, Pomona, and a second Master of Science Degree in human resource management and development from Chapman College. He has also completed significant coursework toward his Educational Doctorate Degree from the University of San Diego. He was the 1993 Fulbright Fellow in Police Studies to the United Kingdom, and from 2004-2006 Bob was a Management Fellow with CA POST, managing the development of training for academy instructors in their transition to active, learner-focused adult learning models of delivery.

Bob has been a speaker at local, state and national conferences and has been extensively published in police periodicals and in general news periodicals. Most recently, he has published a guidebook for Command College students to aid in converting their research into articles suitable for publication. He is also the primary author of the Instructor's Guide to Learning Activities, published by CA POST in 2005. Bob was a professional police manager for more than twenty years and has worked to train others for more than sixteen years to help prepare them for their roles as future leaders in policing. Working to bridge the gap between theory and practice, Bob is committed to producing the best possible outcomes for any training and development effort by applying sound methodologies with real-world experience to transfer skills and knowledge to those participating in the effort.

Bob Harrison
1137 Augusta Place
Chula Vista, CA 91915

E-mail: bob@sierra-training.com