25.14.7
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ZT
Zach Trembley
1 Credential
November 2023
Zach Trembley
Digital Marketing: Customer Engagement, Social Media, Planning & Analytics
Columbia Business School Executive Education hereby awards the
Certificate of Participation
For
To
Costis Maglaras
Dean and David and Lyn Silfen Professor of Business
Digital Marketing: Customer Engagement, Social Media, Planning & Analytics
December 9, 2023
Emeritus
