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The Power of Referrals

A Conversation with Fred Reichheld, creator of the Net Promoter Score, hosted by Ari Weinzweig

October 7, 2026 9:00 am to 11:00 am

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Calling all leaders and lifelong learners! We’re excited to welcome Fred Reichheld — bestselling author, Bain Fellow, and creator of the Net Promoter Score — for a breakfast conversation with Zingerman’s own Ari Weinzweig. Your ticket includes:

  • A lively conversation between Fred and Ari on referrals, loyalty, and what really drives sustainable growth
  • A digital copy of Fred’s brand-new Harvard Business Review article on the power of customer referrals
  • Breakfast
  • Q&A 

Don’t miss this rare chance to hear from the man The Economist calls the “high priest” of loyalty, in conversation with a business leader who’s been living it for over 40 years. Seats are limited, so reserve your spot soon.

Ticket Price
$95

Venue

ZingTrain

3728 Plaza Drive, Suite 5, Ann Arbor, MI 48108

Venue Website

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Speakers

Fred Reichheld

Fred Reichheld

FRED REICHHELD is the New York Times bestselling author of 5 books on customer and employee loyalty. Creator of the Net Promoter score and system of management and the founder of Bain & Company’s Loyalty practice, Fred is currently a fellow and senior advisory partner at Bain, where he has been employed since 1977. In his latest book, Winning On Purpose, he unveils the Earned Growth Rate (EGR), which provides the first reliable, complementary accounting measure that can truly leverage the power of NPS. The book provides a guide for inspiring customer love within your own teams and utilizing Net Promoter to achieve both personal and business success. Most recently, he was the lead author for the September 2026 Harvard Business Review article: Don’t Underestimate the Power of Customer Referrals which explains the essential role referrals play in driving sustainable, profitable growth. Fred is a frequent speaker at major business forums. His work has been widely covered in the Wall Street Journal, New YorkTimes, Financial Times, Fortune, Businessweek, and The Economist. Author of eleven Harvard Business Review articles, Consulting Magazine (2003) named Fred as one of the world’s “25 Most Influential Consultants.” According to the New York Times, Fred “put loyalty economics on the map.” The Economist refers to him as the “high priest” of loyalty. Reichheld graduated from Harvard College (BA, 1974) and Harvard Business School (MBA, 1978). He is based in Wellesley, MA and Cape Cod.

Ari Weinzweig

Ari Weinzweig

In 1982, Ari Weinzweig, along with his partner Paul Saginaw, founded Zingerman’s Delicatessen with a $20,000 bank loan, a Russian History degree from the University of Michigan, 4 years of experience washing dishes, cooking and managing in restaurant kitchens and chutzpah from his hometown of Chicago. They opened the doors with 2 employees, a small selection of specialty foods, and exceptional sandwiches. Today, Zingerman’s Delicatessen is a nationally renowned food icon and the Zingerman’s Community of Businesses has grown to 11 businesses with over 800 employees and over $80 million in annual revenue. Besides being the Co-Founding Partner and being actively engaged in some aspect of the day-to-day operations and governance of nearly every business in the Zingerman’s Community, Ari is also a prolific writer. His most recent publications are the first 4 of his 6 book series Zingerman’s Guide to Good Leading Series: A Lapsed Anarchist’s Approach to Building a Great Business (Part 1), Being a Better Leader (Part 2), Managing Ourselves (Part 3) and the newly-released Part 4, The Power of Beliefs in Business. Ari regularly travels across the country (and world) on behalf of ZingTrain, teaching organizations and businesses about Zingerman’s approach to business. He is a sought-after Keynote speaker, having delivered keynotes for Inc. 500, Microsoft Expo Spring Conference, Great Game of Business Gathering of Games, Positive Business Conference at the University of Michigan Ross School of Business, American Society for Quality (ASQ), and the American Cheese Society. Notwithstanding the awards, being engaged on a daily basis in the work of 10 businesses with 19 partners, writing books on business and in-depth articles on food for the Zingerman’s newsletter, Ari finds time to be a voracious reader. He acquires and reads more books than he can find room for. Ari might soon find himself the owner of the largest collection of Anarchist books in Ann Arbor outside the Labadie collection at the University of Michigan library!

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Address 3728 Plaza Drive Suite 5, Ann Arbor, MI 48108
Phone (734)930-1919
Email [email protected]

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Address
3728 Plaza Drive Suite 5
Ann Arbor, MI 48108
Phone (734)930-1919
Email [email protected]

Training
In-Person Seminars
Virtual Workshops
For Your Team
Calendar
Keynotes
Books
Free Resources
Events
About Us
Contact Us
Our Clients
Coming to Ann Arbor
Sitemap
Your Privacy Choices

Leadership Mini-Series

New! In-Person or Virtual Options Available

This new 4-part workshop series combines one of ZingTrain’s longest-running workshops, Living Servant Leadership, with three newer offerings, all geared towards providing practical, immediately-applicable tools, techniques, and perspectives to support leaders in developing and evolving their skills.

This series will be offered both virtually and in-person at our training space in Ann Arbor, MI! Choose what will work best for you.

Learn More!

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