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Defining neural ‘representation’
A computer screen displays the brain activity of a man with electrodes on his head.

Neuroscientists use the word “represent” to encompass multifaceted relationships between brain activity, behavior, and the environment.

Defining neural ‘representation’

Neuroscientists frequently say that neural activity ‘represents’ certain phenomena, PIK Professor Konrad Kording and postdoc Ben Baker led a study that took a philosophical approach to tease out what the term means.

Marilyn Perkins

Biometric screenings for wellness return to campus
Person getting their blood pressure checked.

Biometric screenings for wellness return to campus

Be in the Know, Penn’s faculty and staff wellness campaign, begins a new year and is bringing back on-campus biometric screenings.

Dee Patel

What it’s like to be stationed at a particle accelerator
Inside the particle accelerator.

A photo from the installation of the detector. The large silver and orange striped tubes are the solenoid magnet, which is the largest toroidal magnet ever constructed. It provides a magnetic field of up to 3.5 Tesla. Now that Run 3 has started, the magnet is on even when we researchers are working underground, so they are required to use non-magnetic tools. (Image: Courtesy of Gwen Gardner and Lauren Osojnak)

What it’s like to be stationed at a particle accelerator

Gwen Gardner and Lauren Osojnak, Ph.D. candidates in physics, describe their work as part of the Penn ATLAS team at the Large Hadron Collider.

Blake Cole

Cat Hammer named head sports dietitian at Penn Athletics
A headshot of Cat Hammer, who is smiling and wearing a black shirt.

Cat Hammer named head sports dietitian at Penn Athletics

Hammer served as part-time sports nutritionist at Penn Athletics and oversaw the nutritional strategies and approach for 16 of the University’s intercollegiate teams.

Penn Today Staff

Iran protests, explained
Protesters and cars jam a street in Tehran, Iran.

On Sept. 21, 2022, a crowd chanted slogans during a protest over the death of a woman who was detained by the morality police, in downtown Tehran, Iran. Iranians saw their access to Instagram, one of the few Western social media platforms still available in the country, disrupted on Wednesday following days of the mass protests. (Image: AP Photo)

Iran protests, explained

Historian Firoozeh Kashani-Sabet, an expert on modern Iran and gender in the School of Arts & Sciences, discusses what sparked the protests and why they’re important.

Kristen de Groot

$50M gift to accelerate Colton Center for Autoimmunity at Penn Medicine
Eight people standing in front of a sign that reads The Colton Center for Autoimmunity, including E. John Wherry, Liz Magill, Larry Jameson, and Kevin Mahoney.

Jonathan Epstein, Penn Medicine’s chief scientific officer; Ezekiel Emanuel, vice provost for global initiatives; Dean J. Larry Jameson; Penn President Liz Magill; Judy and Stewart Colton; E. John Wherry, chair of Systems Pharmacology and Translational Therapeutics; and University of Pennsylvania Health System CEO Kevin Mahoney.

$50M gift to accelerate Colton Center for Autoimmunity at Penn Medicine

The center for autoimmune research brings together star faculty, powering the next generation of autoimmune disease advances.
A robot made of sticks
A person sticks a paper coffee cup inside some branches holding together the stickbot.

Carroll adjusts StickBot to work in grasper mode, where the robot holds a coffee cup. 

A robot made of sticks

Devin Carroll, a doctoral candidate in the School of Engineering and Applied Sciences, is designing a modular robot called StickBot, which may be adapted for rehabilitation use in global public health settings.

Kristina García

Harold W. McGraw, Jr. Prize in Education winners announced
Barry Dunn, Cheryl Logan, and Roy Pea.

The 2022 McGraw Prize recipients are (left to right) Barry Dunn, Cheryl Logan, and Roy Pea.

Harold W. McGraw, Jr. Prize in Education winners announced

Cheryl Logan, Barry Dunn, and Roy Pea have been selected for outstanding achievement in pre-K–12, higher education and learning science research.

Kat Stein

Wharton students set community values
Students walking outside on Penn's campus.

Wharton students set community values

An undergraduate-led effort at Wharton has identified six core values that students want the school to embody.

Dee Patel

Listen on repeat: Exploring medieval refrain songs
Mary Channen Caldwell and the cover of her book titled Devotional Refrain in Medieval Latin Song.

Listen on repeat: Exploring medieval refrain songs

Music professor Mary Channen Caldwell brings together over 400 devotional Latin refrain songs from the Middle Ages in her new book, the first to explore the medieval refrain in song outside of vernacular contexts.

From Omnia