Aaron Fisher
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aaronjfisher.bsky.social
Aaron Fisher
@aaronjfisher.bsky.social
Associate Professor of Psychology | University of California, Berkeley.

Interested in Idiographic Science, Group-to-Individual Generalizability, and Personalization. EMA, time series, physiology, methods and statistics.
I am just not used to computer things taking this long in 2025. This isn't even an analysis. It's a data wrangling step. But the dimensions of the data are 20,900 by 131,071, so, yeah.
September 28, 2025 at 12:23 AM
Backdrop behind the Petaluma City Soccer Fields. Wine vineyards and rolling hills.
September 6, 2025 at 9:17 PM
My liability insurance sent an eye-opening email this morning.
September 4, 2025 at 5:42 PM
Got some fancy family photos taken in Jackson Hole a few weeks ago.
September 3, 2025 at 4:52 PM
To the 11th inning we go...
August 20, 2025 at 2:20 AM
Yessir
August 19, 2025 at 11:25 PM
Fenway Park. Mwah.
August 19, 2025 at 10:28 PM
Hell yeah, Coolidge Corner Starbucks.
August 18, 2025 at 2:56 PM
I am in Wyoming.
August 6, 2025 at 5:36 PM
6th St. Playhouse in Santa Rosa has a list of social services up in the bathrooms. Solid community service. Love it.
August 3, 2025 at 2:06 AM
I'd like to take a moment to celebrate the 10-year anniversary of this paper, which was the first to propose data-driven treatment personalization via VAR/network analysis & provided proof of concept w/ 10 exemplar clinical data sets. This stuff is everywhere now, but this is an OG paper right here.
July 28, 2025 at 9:36 PM
July 27, 2025 at 6:44 PM
So these starry-eyed youngins are celebrating their 20th wedding anniversary today. Life is a wild ride :)
June 25, 2025 at 3:13 PM
My son, the Allman brother.
June 25, 2025 at 4:03 AM
I am the (very proud) father of a high school graduate :)
June 13, 2025 at 6:36 PM
Time stamping that I am now, in fact, at SAA in Leuven.
May 26, 2025 at 7:17 AM
One month with Princess Buttercup. Yesterday, @claireecusack.bsky.social said she could feel the softness of her fur through the zoom screen and I concur :)
May 10, 2025 at 6:48 PM
Looking forward to an invited talk at APS this month. I'll be discussing estimands, linear models, and set theory, debuting a new R package (w/ @nicolasleenaerts.bsky.social), and sharing some data from an ongoing emotion regulation study that identifies sufficient conditions for emotional distress.
May 7, 2025 at 5:45 PM
The NYT Spelling Bee is obviously not a fan of 90's hip hop.
April 25, 2025 at 5:25 PM
The resemblance is striking. Buttercup finished her first week as a working dog and was very supportive :) 10/10
April 18, 2025 at 8:31 PM
Petaluma, California does *not* fuck around with Butter & Eggs Days. Petaluma has a rich agricultural history and was long known as the egg capital of the U.S. These are collapsible chairs, chained together and fastened to a street sign for the parade that starts in 26 hours!
April 18, 2025 at 5:42 PM
Please say hello to my new emotional support pup, Princess Buttercup.
April 12, 2025 at 11:34 PM
March 15, 2025 at 11:15 PM
Like, WTF, box of tea???
March 2, 2025 at 10:11 PM
And at the end of the track meet the Lord said...
March 2, 2025 at 2:02 AM