ShowSources.com

Journalists Publications Topics Tools Blog Pricing

⌘K

Sign in Get started →

ShowSources.com

Connecting great stories with real expertise.

The platform connecting journalists with the sources behind every story — privacy-first directory, pitch composer, unified inbox, coverage tracker.

Product

Journalists
Publications
Topics
Tools
Pricing

For journalists

Claim profile
Add yourself
Data request
Your rights

Company

About
Blog
Contact
Security

Legal

Privacy
Terms
Cookies
Cookie settings
GDPR

© Show Sources Ltd. 2026 — GDPR & CCPA compliantShow Sources Ltd, 25 Old Street, London EC1V 9HL

John Gerzema — Journalist at Show Sources · Show Sources

Journalists›John Gerzema

JG

John Gerzema

Journalist

New York

Sign in to pitch →

About

CEO of The Harris Poll @HarrisPoll; Chairman of The National Kidney Foundation @NKF; New York Times bestselling author, social scientist

Contact info is private

Sign in to see verified email, social profiles, recent articles, and pitch preferences.

Get started free →Sign in

Details

Level: Unspecified
Region: United States
Language: English

Are you John Gerzema? Claim profile · Request removal

We respect GDPR, CCPA, and other privacy regulations. Privacy policy →