Our Testimonials


Bob Iger, CEO of the Walt Disney Co.

“ZEITGUIDE is a powerful and provocative tool that promotes relevance in the most dynamic era of our time.”


Linda Boff, CMO of GE

“ZEITGUIDE is your go-to source to know anything quickly and comprehensively.”


Gary Vaynerchuk, CEO of VaynerMedia

“ZEITGUIDE is about understanding the things that matter, which so few people understand.”


Katia Beauchamp, CEO & Founder of Birchbox,

“ZEITGUIDE is relentless about staying at the bleeding edge of the conversation. A powerful tool for everyone at the mercy of the new velocity of change.”


David Sable, Global CEO Y&R

“ZEITGUIDE is a window into our cultural soul. And in our business, there is nothing more important than being able to add insight to the reams of data that flood our senses.”


Beth Comstock, Former Vice Chair GE

“ZEITGUIDE is the Human CliffsNotes.”


Brian Grazer, Academy Award Winning Producer

“ZEITGUIDE always understands the heartbeat of what matters.”


Pam Kaufman, Nickelodeon CMO

“ZEITGUIDE synthesizes information about our constantly changing world in a digestible and engaging format.”


David Nevins, CCO of CBS & CEO of Showtime

“ZEITGUIDE always surprises me, always has something to teach me and keeps me smart.”

Our Clients

Our Press

Brad Grossman turned a thirst for knowledge into a business of keeping clients up to date on what they need to know.
— Financial Times
The CEO Tutor.
— Andrew Ross Sorkin, CNBC Squawk Box
The Curiosity Consultant... Zeitguide keeps business executives up to speed on the topics they need to know to stay ahead of the curve and the competition.
— Sales & Marketing Management
The secret weapon to the most productive brainiacs.
— Fast Company