Garrett Johnson
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garjoh.bsky.social
Garrett Johnson
@garjoh.bsky.social
Marketing professor @BUQuestrom researching digital marketing: privacy & ad effectiveness. 🇨🇦,🇺🇸. garjoh.com
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🧵1/ Google’s Privacy Sandbox promises to replace third-party cookies with privacy-preserving tech. But does it preserve publisher revenue?
We partnered with @weareraptive to analyze 200M+ ad impressions across 5,000+ sites in the CMA-Google field experiment.
Here's what we found 👇
The paradigm shift in performance ad creative is just mind blowing for marketers.
open.spotify.com/episode/2BWI...
The Science of Creative (And Other Hot Takes) with Uber and Dr. Squatch
open.spotify.com
October 25, 2025 at 7:08 PM
Google is largely shutting down the Privacy Sandbox.
Surviving: CHIPS, FedCM, Private State Tokens
Out 💀 : (Anything you’ve heard of!) Topics, Protected Audience API, Attribution Reporting API, Private Aggregation, Related Web Sites…
privacysandbox.com/news/update-...
Update on Plans for Privacy Sandbox Technologies
In this October 2025 announcement, the Privacy Sandbox team shares updates on plans for Privacy Sandbox technologies.
privacysandbox.com
October 17, 2025 at 12:30 PM
Today, the UK Competition & Markets Authority decided to release Google from its Privacy Sandbox-related commitments.
Read more: assets.publishing.service.gov.uk/media/68f213...
assets.publishing.service.gov.uk
October 17, 2025 at 12:15 PM
Quoted in this The Wall Street Journal piece on proposed standards for ad auctions, which are critical to ensuring the efficiency & integrity of modern advertising.

www.wsj.com/articles/adv...
Exclusive | Advertisers Push Big Tech to Adopt Standards for Transparency in Ad Sales
A new proposal asks digital ad auctions to voluntarily disclose how they pick winners and set prices.
www.wsj.com
October 9, 2025 at 11:22 PM
Reposted by Garrett Johnson
SOUTH CAROLINA… “Judge Goodstein was walking on the beach when the fire started. Her husband, Arnie, was in the house with children and perhaps grandchildren. The family had to escape by jumping from a window or balcony...” www.dailymail.co.uk/news/article...
October 5, 2025 at 10:20 PM
Explore this gift article from The New York Times. You can read it for free without a subscription. www.nytimes.com/2025/08/26/o...
Opinion | Where’s Your Evidence, Mr. President?
www.nytimes.com
August 26, 2025 at 9:25 PM
Reposted by Garrett Johnson
Horrific. mRNA vaccines have saved millions of lives and could save millions more.

“I don’t think I’ve seen a more dangerous decision in public health in my 50 years in the business,” said Mike Osterholm, a UMN expert on infectious diseases & pandemic preparations.
www.huffpost.com/entry/rfk-va...
August 6, 2025 at 2:36 AM
Reposted by Garrett Johnson
Janet Yellen's husband & Econ Nobel Laureate George Akerlof:

"...when presidents flip the board, it’s not just a game that ends. It’s the pieces of democracy that get scattered to the floor."
www.nytimes.com/2025/08/03/o...
August 3, 2025 at 5:56 PM
Reposted by Garrett Johnson
I subscribe to @theonion.com for the ads.
July 30, 2025 at 4:13 AM
Reposted by Garrett Johnson
Marco Rubio, Stephen Miller, Kirsti Noem, Joseph Mazzara, Emil Bove, Drew Sargent, and everyone else involved in planning, executing, and obstructing justice around the CECOT imprisonments are responsible for Andry's torture and rape.

Each bears a share of the blame. Don't ever let them forget it.
July 27, 2025 at 8:02 PM
Reposted by Garrett Johnson
Industry data shows that from March 5 until April 30, sales of U.S. spirits in Canada fell by 66.3 per cent compared with the same period last year.

globalnews.ca/news/1129832...
U.S. liquor sales have dried up in Canada amid trade war, industry says - National | Globalnews.ca
The spirits industry says the sales of American-made products dropped 66 per cent in March and April after several provinces pulled their goods from store shelves.
globalnews.ca
July 22, 2025 at 10:01 PM
Reposted by Garrett Johnson
This is Goose. He's here to perform his own rendition of "Piano Man" by Billy Joel. 13/10 please enjoy
July 22, 2025 at 9:51 PM
Reposted by Garrett Johnson
He lived and worked here for 40 years. My god I am so ashamed at what's happening.
July 19, 2025 at 4:42 PM
Reposted by Garrett Johnson
The House approved a Trump administration plan to rescind $9 billion in previously allocated funds, including $1.1 billion for the Corporation for Public Broadcasting.
Congress rolls back $9 billion in public media funding and foreign aid
The House approved a Trump administration plan to rescind $9 billion in previously allocated funds, including $1.1 billion for the Corporation for Public Broadcasting.
n.pr
July 18, 2025 at 11:45 AM
Reposted by Garrett Johnson
Can Privacy Technologies Replace Cookies? Ad Revenue in a Field Experiment.
This study suggests that current #privacy-enhancing technologies fall short of fully compensating for the economic value of cookies.
http://spkl.io/63325fCCOL
@garjoh.bsky.social @sjkobayashi.bsky.social
June 23, 2025 at 2:00 PM
@OSchiffey covered our recent research on the Privacy Sandbox’s performance for publishers and its adoption after Google abandoned its cookie deprecation plans.

@AdExchanger www.adexchanger.com/data-privacy...
No Shade, But Does Anyone Still Care About The Privacy Sandbox? | AdExchanger
Despite all the drama, companies haven’t completely abandoned the Privacy Sandbox, and BU's Garrett Johnson has the receipts to prove it.
www.adexchanger.com
June 11, 2025 at 6:06 PM
🧵1/ Google’s Privacy Sandbox promises to replace third-party cookies with privacy-preserving tech. But does it preserve publisher revenue?
We partnered with @weareraptive to analyze 200M+ ad impressions across 5,000+ sites in the CMA-Google field experiment.
Here's what we found 👇
June 9, 2025 at 3:50 PM
A recent @adexchanger comic captures the sentiment that Google's Privacy Sandbox is out with Google abandoning its cookie deprecation plans. But, is that the reality on the ground? 1/2
June 6, 2025 at 5:08 PM
Reposted by Garrett Johnson
Please share widely with friends, family, and foes. You can read it for free without a subscription. www.nytimes.com/2025/06/03/u...
U.S. Scientists Warn That Trump’s Cuts Will Set Off a Brain Drain
www.nytimes.com
June 3, 2025 at 2:35 PM
Reposted by Garrett Johnson
President Trump on Wednesday commuted the sentence of a California venture capitalist and major political donor who had been sentenced to 12 years in prison for violating lobbying, campaign finance and tax laws, and obstructing an investigation into Trump’s 2017 inaugural committee.
Trump Commutes Sentence of Major Donor to his 2017 Inauguration
www.nytimes.com
May 29, 2025 at 3:53 AM
Did a fun live interview for South Korea's Morning Wave in Busan on clicking "accept all" on cookie walls. 🍪🇰🇷🍪
www.youtube.com/live/EZRpwuV...
[5/23 FRI] 출근길 영어뉴스 I Morning Wave in Busan
YouTube video by 부산영어방송 Busan English Broadcasting
www.youtube.com
May 28, 2025 at 8:38 PM
Happy 7th birthday to the #GDPR 🎂
a woman with a robotic eye painted on her face says fun will now commence
ALT: a woman with a robotic eye painted on her face says fun will now commence
media.tenor.com
May 25, 2025 at 5:39 PM
When the viewability standard is 50% of the ad... 🤣🤣🤣
May 16, 2025 at 6:14 PM