Alan Williams
“(Dr. Berk) does a great job of mixing lessons with fun stories! It keeps the class involved. By using actual company examples the situations were easier to grasp.”
Attended in 2005
Manager Customer Service
San Antonio Water System
“(Dr. Berk) does a great job of mixing lessons with fun stories! It keeps the class involved. By using actual company examples the situations were easier to grasp.”
See all testimonials from: San Antonio Water System