Phivos Phylactou
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phivph.com
Phivos Phylactou
@phivph.com
MSCA Fellow | I make people play boring video games and then zap their brains with magnetic pulses to understand how memory works.
Nihilism survivor.

www.phivph.com
Happy 10-20 day to all other nerds who celebrate.
October 20, 2025 at 11:46 PM
2025: “I’ve got this innovative idea to study pupil responses as a measure of brain stimulation”

Meanwhile in 1875:
October 14, 2025 at 3:52 PM
It is with immense honour that I share that as of today, I’m officially an MSCA fellow @unevadareno.bsky.social benefitting from the minds of @eester.bsky.social & @nkonstantinou.bsky.social

1/3
September 1, 2025 at 7:49 PM
Today, I had my final walk around campus, remembering the very first visit. I joined Western in hopes of becoming a better scientist, and on top of that, I like to think that I became a better person.

3/3
August 23, 2025 at 5:23 AM
Introducing a new proxy of cortical excitability paves the way for wider use of TMS. Objective measures can be taken outside of M1, and TMS applications can now include individuals who are MEP-negative. [7/end]
August 3, 2025 at 2:04 PM
Our sham controls show that pupil responses are not due to auditory artefacts. Additional alternatives were also ruled out. No pupil lateralisation effects were found (i.e., no spill-over iris muscle TMS), and no pupil size differences were found between high vs low MEP activity per intensity. [6/n]
August 3, 2025 at 2:04 PM
Further, following inhibitory tDCS, we found a decrease in the TMS-induced pupil dilation peaks as compared to baseline, reflecting the anticipated cortical excitability decrease. [5/n]
August 3, 2025 at 2:04 PM
These TMS-induced dilations were dissociable across TMS intensities and between sham & active TMS. [4/n]
August 3, 2025 at 2:04 PM
In three experiments (total n = 59) we found consistent TMS-induced pupil dilations, that peaked approx. 1 s after TMS.

We showed this consistent effect in two different isoluminant conditions (300 & 400 lux) and with two different eye-trackers (eyelink & tobii). [3/n]
August 3, 2025 at 2:04 PM
Speculations about the nexus between pupil size and cortical excitability have existed for a while, but evidence for this link is scarce and mainly indirect. We wanted to test it out, by measuring TMS-induced pupil dilations at different TMS intensities and before vs after tDCS inhibition. [2/n]
August 3, 2025 at 2:04 PM
Here’s how I’ve been utilising the excessive amounts of coffee I’m consuming at @westernu.bsky.social lately.
June 16, 2025 at 3:53 PM
Are you coming to London Health Research Day @westernu.bsky.social ? Come to our ( @daspainbrain.bsky.social , @drsmschabrun.bsky.social ) talk to find out how we’ve been using TMS induced pupil dilations to measure cortical excitability. You can also hear all about it at @vssmtg.bsky.social
May 11, 2025 at 5:52 PM
This is the sign you’ve been waiting for to get yourself a copy of the Publish or Perish Game.
April 19, 2025 at 4:16 AM
This reflection moment from today brought a very fulfilling smile to my face.
If you want to get my two-cents for a successful MSCA-PF, you can hear all about it here: euraxess.ec.europa.eu/worldwide/no...
March 31, 2025 at 11:34 PM
Past few days have been extremely fruitful:

Delivered a fun little intro to TMS workshop for @westernuwin.bsky.social BrainHack, presented some recent findings on the nexus between WM & Pain for @westernknowpain.bsky.social & shared some insights for a successful MSCA for EURAXESS-NA. Fun stuff!
March 31, 2025 at 10:50 PM
The most expensive photo I’ve ever taken. The end result? My irises look like a couple of overcooked bagels.
March 10, 2025 at 10:49 PM
I look at this little fella and I see myself at the conference breakfast buffet, 30 min after the first session started.
It’s fur’s gorgeous by the way, I shall call it Racoonzel.
February 28, 2025 at 3:05 AM
Still a baby though. Haven’t even grown hair yet.
February 22, 2025 at 8:38 PM
February 14, 2025 at 2:51 PM
Perks of being bald:
February 8, 2025 at 1:19 AM
Throwback to when I created a picture CV for post-doc applications:
January 31, 2025 at 4:17 PM
Leaving the meeting with my PI without taking notes:
December 23, 2024 at 7:07 PM
🥲
December 22, 2024 at 4:38 PM
“I have a very novel research idea”

The idea:
December 19, 2024 at 9:28 PM
As we speak:
December 17, 2024 at 7:55 PM