Google Reviews
Verified Google Business Profile for Kerr University™ — executive communication coaching & corporate training.
Read all 35 Google reviews →Don't just take our word for it. Below is real, third-party proof — from the platforms our students and clients actually use, plus the founder's public track record and published work.
Every rating below lives on a platform we don't control. Click through to read them in full.
Verified Google Business Profile for Kerr University™ — executive communication coaching & corporate training.
Read all 35 Google reviews →
Wyzant54 five-star ratings, including 12 written reviews, from verified Wyzant students.
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MentorCruiseBusiness-development mentorship reviews on MentorCruise, an independent mentoring platform.
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PreplyBusiness & conversational English tutoring profile on Preply, an independent language-learning marketplace.
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Dennis T. on Wyzant“Working with Digby not only helped me improve my learning but also exceeded my expectations with the possibilities of AI. He was kind and patient enough to show me how I could use AI to sell to clients and businesses. Finding a tutor as dedicated, supportive, and genuinely interested in their student’s success is extremely rare.”
Read on Wyzant →Independently verified & certified reviews aggregated by Trustindex, a third-party trust and reputation platform.
Read all 23 Trustindex reviews →“Working with Digby not only helped me improve my learning but also exceeded my expectations with the possibilities of AI. He was kind and patient enough to show me how I could use AI to sell to clients and businesses.”
“Great session with Digby going over strategies to manage my career pivot. Digby is exceptional at helping you break down challenges and find direction and confidence.”
“One of the most valuable conversations I’ve had in a long time. Digby listened carefully, understood my situation, and gave clear advice.”
“It is always nice to talk with Digby, not only about business but in general. He is kind, polite, humble, positive, and makes conversation easy.”
“Digby is a talented and engaging teacher who is incredibly flexible with scheduling. The lesson was enjoyable and productive.”
“Digby’s expertise and professional guidance are outstanding. His ability to turn complex topics into actionable advice makes a real difference.”
“He teaches with all his heart, enthusiasm, joy, patience, and sacrifice. My English has improved quickly in listening, speaking, and writing.”
“Digby taught my whole team how to use AI and apply it to our business. He puts time and effort into getting to know a business and making a game plan.”
“Digby helped me feel comfortable and confident speaking English, so that I could have conversations with people around the world.”
“Digby’s hands-on approach, knowledge beyond the textbook, patience, and humor helped our business develop skills and resources we did not know existed.”
“Digby is caring, patient, and very friendly. His classes are productive, and my confidence and English level have improved a lot.”
“Digby demonstrates a deep knowledge of business and industry. He guides you on your endeavors rather than telling you what to do.”
“Digby helped make invaluable adjustments to my work. His patience is remarkable, and he creates a judgment-free zone that lets people learn without feeling rushed.”
“Digby’s patience, dedication, and faith in my ability to learn are truly inspiring. I am always learning something new with him.”
“Digby is a talented and skilled instructor. His unique talent helped me write with passion and sincerity. I encourage anyone to seek out his services.”
“Digby is a passionate and experienced teacher. His lessons build understanding of English grammar and communication, along with practical career guidance.”
A sample from 53 verified recommendations on Digby's LinkedIn profile — from real clients and colleagues across his career.
“I had the privilege of hiring and working directly with Digby. He was always customer-focused, with excellent relationships built over years, and proactive in developing solutions. I recommend him highly.”
Anthony Celii — VP, Strategic Accounts (managed Digby directly)
“A top performer, an astute businessman, and a true professional — possessing a high degree of integrity, unsurpassed in the industry today.”
Steve Rubin — President / Founder (client)
“Digby is energetic and a GREAT communicator. He possesses the highest integrity — intelligent, objective, highly organized, and a consummate professional.”
Paul Kubina — Principal, KUBINA LTD (client)
“One of the most gracious, appreciative, and trustworthy individuals I've ever worked with. Patient, understanding, and always willing to learn.”
Shannon Lazar — Learning & Development Manager
“He has a unique way of making you feel like he is invested in your business as much as his own. Digby and his team will figure out solutions other companies won't.”
Dan Kilcoyne — Mini Melts USA (client)
“One of the most memorable and best guys I know — a tireless worker who will go out of his way to help someone. Digby embodies the spirit of a professional and a genuinely good person.”
Jaime Salerno — Digital Marketing
“Worth every penny. They reduced my delivery expense by 15% while stabilizing ever-increasing soft costs.”
Jeffrey Rochler — Territory Account Manager (client)
“He is interested in helping people grow as professionals as well as individuals. His energy, interest, and passion are refreshing to see.”
Mark Redini — Logistics Professional
“One of the most loyal, dedicated, and hard-working individuals I have EVER met. He has a love for people and always does what's best for the client.”
Nicole Zumbo — Customer Account Financial Controller (client)
“Recognized four consecutive years by his peers for the company's highest award. Accurate, timely, and a true professional.”
Terry Hartley — Director of Pricing, FedEx
“Digby put together a team that handles any challenge with professionalism and excellence. I wouldn't trust anyone else with my material.”
Daniel Lacroix — Health, Safety & Environmental Compliance Manager (client)
“He inspires confidence in his staff and is passionate about his professional commitment to his clients. His success in business is no surprise.”
Marc Levenson — MISTERVOICER.COM (client)
Showing 12 of Digby's 53 LinkedIn recommendations — 41 more are on his profile.
See all 53 recommendations on LinkedIn
Digby R. Kerr's credentials are public and independently checkable.
The latest title, The Trusted Advisor, is now available in Apple Books and as an audiobook. The wider collection is distributed internationally across book, audiobook, and library retailers, with availability varying by title and country.
Digby R. Kerr's latest publication, released May 30, 2026 by DKNY Publishing, Inc. Available as a book and audiobook through Apple Books.
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