Dr. Nikki Crowley
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nicoleacrowley.bsky.social
Dr. Nikki Crowley
@nicoleacrowley.bsky.social
Director, Penn State Neuroscience Institute - University Park; Huck Early Career Chair in Neurobiology and Neural Engineering, Departments of Biology & Biomedical Engineering.
Reposted by Dr. Nikki Crowley
Can something emerge out of nothing in brain evolution?

In the final chapter of their book Brains through time, entitled Synthesis, Strieder and Northcutt conclude that a proper cerebellum and a dorsal pallium (the evo-devo precursor of the mammalian neocortex) are novel divisions added
February 15, 2026 at 11:39 AM
Reposted by Dr. Nikki Crowley
Excited to share our new findings on how chronic nicotine changes dopaminergic and cholinergic neural activity!
Chronic nicotine reduces nigral dopaminergic activity and remodels pedunculopontine cholinergic subpopulations https://www.biorxiv.org/content/10.64898/2026.02.12.705607v1
February 14, 2026 at 6:54 PM
Sharing science with small Crowleys
February 14, 2026 at 4:53 PM
Reposted by Dr. Nikki Crowley
Nice work from my long time collaborator and pal Andrew Holmes' lab, led by the amazing Olena Bukalo.

www.nature.com/articles/s41...
Astrocytes enable amygdala neural representations supporting memory - Nature
Astrocytes in the basolateral amygdala dynamically track fear state and support fear memory retrieval and extinction.
www.nature.com
February 13, 2026 at 11:03 PM
Reposted by Dr. Nikki Crowley
CPSC always has good tips on how to do this! bsky.app/profile/cpsc...
Spoke with a friend who is an ER doc and he said last time there was an ice storm there were hundreds of cases of carbon monoxide poisoning... Be safe be smart folks
January 23, 2026 at 11:27 PM
#ACNP continues to be an extremely rewarding meeting fill with great science & motivated colleagues doing work that matters. It’s also extra special to bring my kiddos - not only for the ☀️ but to show the work that I do. Thnx to everyone for being so kind to Crowley kids and see you in San Diego 👋
January 16, 2026 at 1:23 AM
Reposted by Dr. Nikki Crowley
Congrats to all of the new @acnporg.bsky.social Members!!!
#ACNP2026
January 15, 2026 at 1:26 PM
Reposted by Dr. Nikki Crowley
Congrats to all of the new @acnporg.bsky.social Associate Members!!! #ACNP2026
January 15, 2026 at 1:24 PM
Reposted by Dr. Nikki Crowley
Congrats to the new @acnporg.bsky.social Fellows! #ACNP2026
January 15, 2026 at 1:28 PM
Harrison has to talk to one scientist a night about their work at #ACNP2026. Thanks @nelsontotah.bsky.social for going first! (& everyone else go stop by his poster too!!)
January 13, 2026 at 10:58 PM
Reposted by Dr. Nikki Crowley
Honored to be appointed Chief Scientific Officer @lieberinstitute.bsky.social. LIBD is a uniquely collaborative place with extraordinary biological resources and a commitment to translation 🧠🔬🧪. Grateful to my colleagues and excited to help guide our next chapter!
www.libd.org/keri-martino...
Keri Martinowich, Ph.D., Chief Scientific Officer | The Lieber Institute for Brain Development | Research & Discovery
Lieber Institute for Brain Development Appoints Keri Martinowich, Ph.D., as Chief Scientific Officer Baltimore, MD (January 6, 2025) — The Lieber Institute for Brain Development (LIBD) announced the a...
www.libd.org
January 9, 2026 at 1:07 PM
Reposted by Dr. Nikki Crowley
Weinshenker lab representing at #ACNP2026. Come say hi!
January 10, 2026 at 9:41 PM
Reposted by Dr. Nikki Crowley
At Plato's Bar at #ACNP2026 @acnporg.bsky.social for an unofficial LGBTQIA2S+ networking social before everything kicks off!
Come join us, meet your colleagues!
#LGBT
#Visibilty
January 11, 2026 at 9:59 PM
Courtside seats to Michigan’s slopfest was 😘 #WeAre
January 7, 2026 at 1:28 PM
Reposted by Dr. Nikki Crowley
Neuromatch Ambassadors share what it’s like to take a Neuromatch or Climatematch course & help students prep for Feb applications!

✨ Connect with an Ambassador: neuromatch.io/neuromatch-a...

✨ Join a Jan Info Session: neuromatch.io/neuromatch-a...

#ComputationalNeuroscience #ClimateScience
January 6, 2026 at 8:45 AM
Reposted by Dr. Nikki Crowley
Heads up I will be hiring a postdoc and some techs in the new year! Lots of ephys and fiber photometry. If you've got soon to graduate PhD students or undergrads, send 'em my way!
December 27, 2025 at 4:18 PM
Reposted by Dr. Nikki Crowley
All research is exploratory if you’re confused enough
December 19, 2025 at 8:01 AM
Reposted by Dr. Nikki Crowley
🧠 We're hiring! 🧠 Are you passionate about neuroscience and education? Join our faculty at UNC Chapel Hill to inspire and teach the next generation of neuroscientists. Apply now: 🔗​​https://unc.peopleadmin.com/postings/308455

#Neuroscience #TeachingJobs #AcademicJobs #HigherEd
December 9, 2025 at 7:20 PM
HUGE CONGRATS @seemiller.bsky.social on being named one of @thetransmitter.bsky.social’s 25 Rising Stars in Neuroscience

Read more about the award, which recognizes “achievements of 25 neuroscientists who stand to shape the field for years to come” here: www.thetransmitter.org/early-career...
The Transmitter’s Rising Stars of Neuroscience 2025
We recognize the outstanding achievements of 25 neuroscientists who stand to shape the field for years to come.
www.thetransmitter.org
November 16, 2025 at 12:18 PM
Reposted by Dr. Nikki Crowley
Congrats to Ella for her new paper! She asked a really interesting question about how the brain represents uncertainty during hidden state inference, and in a lovely crossover with theoretical work, she shows that in mice, acetylcholine dynamics play a crucial role. www.biorxiv.org/content/10.1...
Acetylcholine reflects uncertainty during hidden state inference
To act adaptively, animals must infer features of the environment that cannot be observed directly, such as which option is currently rewarding, or which context they are in. These internal estimates,...
www.biorxiv.org
November 14, 2025 at 9:57 AM
Reposted by Dr. Nikki Crowley
What an exciting program for GRC Frontal Cortex in 2026! www.grc.org/frontal-cort...
2026 Frontal Cortex Conference GRC
The 2026 Gordon Research Conference on Frontal Cortex will be held in Holderness, New Hampshire. Apply today to reserve your spot.
www.grc.org
November 3, 2025 at 7:18 PM
Would you believe sweet little Alice is apparently a 💯 trash talker
October 19, 2025 at 12:22 AM
We have a little bit less than 2 weeks left until we begin application review-consider joining us at Penn State! We are open to ANY areas of neuroscience, and I can genuinely say The PSU Biology Department is a fantastic place to work. please share broadly!

psu.wd1.myworkdayjobs.com/PSU_Academic...
October 17, 2025 at 7:15 PM
Key contributions to lab meeting
October 17, 2025 at 5:00 PM
🧠 + 🎃 + 👻 + 🔬 = 📽️
Behind-the-scenes of Huck Institutes of the Life Sciences Associate Director Patrick Drew & me filming some spooky season neuroscience videos for Penn State. We got to nerd out on frightening brain facts and old experiment. Can you tell my lab had fun decorating 😂
October 16, 2025 at 5:33 PM