Mack Grenfell

Sponsored

Hi. I'm Mack.
I write about digital media, and how to use advertising effectively.

MACKGRENFELL.COM

Check out my Facebook articles

Read More

Latest Article

Conversion Lift Tests are Dead; Transitioning to Geo-Experiments

October 23, 2021

With the deprecation of conversion lift testing post-iOS 14.5, how do you measure incrementality? Geo-experiments provide a way out.

Read MoreBlog Posts

Latest Article

Facebook Scraping, Still a Privacy Disaster

December 12th 2019

Despite the Cambridge Analytica scandal, it’s as easy as it’s ever been to scrape sensitive user data from Facebook.

Read MoreBlog Posts

mack grenfell

Mack Grenfell

Sponsored

Hi. I'm Mack.
I write about digital media, and how to use advertising effectively.

MACKGRENFELL.COM

Check out my FB articles

Read More

Latest Article

Conversion Lift Tests are Dead; Transitioning to Geo-Experiments

October 23, 2021

With the deprecation of conversion lift testing post-iOS 14.5, how do you measure incrementality? Geo-experiments provide a way out.

Read MoreBlog Posts

Latest Article

Facebook Scraping, Still a Privacy Disaster

December 12th 2019 // 10 Minute Read

Despite the Cambridge Analytica scandal, it’s as easy as it’s ever been to scrape sensitive user data from Facebook.

Read MoreBlog Posts