Facilitating a Research Discussion in COS 436

An example of human computer interaction
A student writes on a tablet using a stylus, an everyday example of human-computer interaction

Having facilitated a precept discussion in COS 436: Human-Computer Interaction, I was able to reflect on what it means not just to thoroughly read a research paper, but also to guide my peers through a structured discussion based on common threads reflecting their thoughts and insights. COS 436 explores how technology and design shape human behavior and counts towards computer science degree progress as a fulfillment of the breadth category. Engagement with foundational research papers in the field and a semester-long research project are the core components of the course. Each week, students are responsible for writing discussion posts on assigned research papers and take turns facilitating precept discussions.

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“My Summer in Kuala Lumpur”: Iman’s Internship Journey

This summer, Iman Bedru ’28 traveled from Woodbury, Minnesota, to Kuala Lumpur, Malaysia, for an internship with Chumbaka, an organization dedicated to empowering youth through technology and education. As a rising sophomore in Electrical and Computer Engineering, Iman went to Malaysia through Princeton’s International Internship Program (IIP), drawn by the opportunity to connect her technical background with her passion for education and community engagement.

When browsing through IIP’s opportunities, Chumbaka stood out immediately. Its mission, which is to equip students and teachers with the tools to explore and innovate through STEM, aligned perfectly with Iman’s vision of using engineering knowledge to create meaningful social impact. The fact that the internship was based in Malaysia only added to the appeal. A country rich in cultural and ethnic diversity, Malaysia promised not just professional growth, but also immersion in a vibrant new environment.

Picture of Iman Bedru at Kuala Lumpur temple.
Picture of Iman at a Kuala Lumpur temple.
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Paying it Forward: A Faculty Perspective on Mentorship in Research

Headshot of David Walker
David Walker is a Professor of Computer Science at Princeton University whose research focuses on programming languages, formal methods, and computer systems. Known for his commitment to advancing both theoretical and practical understanding in the field, Professor Walker also plays a central role in mentoring students.

As someone who completed my junior independent work under Professor Walker’s guidance last semester, I’ve had the chance to witness his thoughtful mentorship firsthand. In a research culture where both the technical challenge and emotional uncertainty can feel overwhelming, I’ve come to appreciate how crucial the human side of research is—how we learn from and grow with those who guide us. With that in mind, I sat down with Professor Walker to explore how he thinks about mentorship: what it looks like, why it matters, and how he helps students, like me, find their footing in the world of research.

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Now & Next: Illuminating Solar Innovations with Barry Rand

Barry Rand Headshot
Professor Barry Rand stands at the frontier of sustainable electronics and energy solutions as a Professor of Electrical and Computer Engineering and the Andlinger Center for Energy and the Environment at Princeton University. His work in thin-film electronics and photovoltaic materials offers promising paths toward greener technologies, with real potential to reshape how we power our world.

As a student in his ENE 431: Solar Energy Conversion course, I’ve had the privilege of learning from Professor Rand this semester. This course has challenged how I think about energy and prompted me to look more closely at the systems that power the world. What stood out to me wasn’t just the technology, but the sense of possibility it held. I found myself thinking more seriously about what the future of energy could look like, and who’s shaping it. That curiosity led me to interview Professor Rand for Now & Next, where we discuss his research in thin-film electronics and where he sees the field heading.

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Heads Up: You Might Need Study Approval from the Institutional Review Board

Image of a fountain in the foreground whose spray creates a rainbow. Background includes the School of Public and International Affairs
A rainbow at the Fountain of Freedom (colloquially called the “SPIA Fountain”), taken during a break from working on my thesis

Independent research at Princeton offers an incredible opportunity for students to explore their academic interests and gain experience in the research world. This year, I’m working on my Senior Thesis with Professor Aleksandra Korolova, conducting an audit of Google ad delivery optimization algorithms. Specifically, I am studying whether aspects of advertisements—the image, text, links, and so on—impact the demographics of the audience to whom the advertisement is delivered.

In the fall, many people were curious about how my thesis was progressing. The truth was, for a few weeks, I hadn’t started running any experiments, since I first needed my research to be approved by the Institutional Review Board (IRB). Through this experience, I both gained insight into the IRB process and found that many students had never even heard of the IRB. In this article, I share my experience and offer advice for students who are planning to conduct independent research.

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Research is Better with the Right Mentor—How I Found Mine

Glass brain plots
Glass brain plots from the data analysis of the project I’m working on with my mentor, who spends a couple hours every week going through the fundamentals of coding in neuroscience with me. When I started working with him, I didn’t even know I could make plots like these. Our weekly meetings paid off.

When I first came to Princeton, already interested in neuroscience research, I kept hearing about all the incredible opportunities available to undergraduates. Professors conducting groundbreaking neuroscience studies, cutting-edge labs filled with brilliant minds—it all sounded amazing. But as a first-year student, I had no idea how to actually get involved. Everyone seemed to know what they were doing, while I was stuck wondering: Where do I even start? Will a professor really take time to mentor someone like me? If I cold-email them, will they even read it?

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Staying Connected

A blossoming cherry blossom tree towers over Joline courtyard in Spring as people work in the chairs below.
Joline Courtyard during Spring

Each spring semester, it feels like many of us find ourselves scrambling to find unique, competitive, and exciting research experiences. In these intense weeks full of interviews, rejections, and offers, it is also important to think ahead about what comes next. Although staying connected with your research team after a program or internship ends can present a unique set of challenges, it can just as easily open up a number of new opportunities. This was a dynamic I had to adjust to at the end of my research internship last summer. Through that personal experience, I have found that consistent and clear communication are key after any research experience.

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Now & Next: Microsoft’s Quantum Computing Breakthrough—Revolution or Overstatement?

The Majorana 1 Chip held in a person's hand against a black backdrop.
The Majorana 1 Chip. Photo by John Brecher for Microsoft.

In light of recent discussions in the scientific and engineering community, I wanted to take a closer look at Microsoft’s latest announcement in quantum computing. As someone deeply interested in the intersection of research and innovation, I was curious about what this means for the field. Is this truly a turning point in quantum computing, or is there still more work to be done? As part of Now & Next, a new series dedicated to exploring current events, groundbreaking research, and forward-looking trends in engineering, this post delves into Microsoft’s research, the promise of topological qubits, and how the research community is responding. This could be the dawning age for quantum computing, or another step in a long journey. Let’s dive into what’s going on now and what’s coming next with Microsoft’s quantum computing announcement.

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The Art of Cartography: Creating Maps for your Research

A figure of national research stations in Antarctica, which I recently created for my research using the Python library Cartopy.
A figure of national research stations in Antarctica, which I recently created for my research using the Python library Cartopy.

Ever since I was a child, I’ve always loved maps—I was a major geography nerd growing up. Jumping forward to today, my like-minded roommates are just as obsessed as I am: the walls of our dorm are literally covered floor to ceiling with maps. These include (but are not limited to) a glaciological map of Antarctica, public transport maps of numerous cities (Toulouse, Christchurch, and New York are just some examples), and a road map of my home state of Washington!

Maps aren’t just a fun hobby: They’re also enormously important in numerous research fields (in addition, of course, to just being plain useful). Whether your research field of interest is history or meteorology or epidemiology, there’s a good chance that you’ll be reading—and making!—some maps. In my own field of glaciology, maps are of paramount importance, whether it’s a map of glacier melt contribution from southeast Alaska or a map of Antarctic ice core sites. I’ve written this guide to provide some helpful resources and tools for making maps for your research, so hopefully it will serve as a good starting point! I should note that this isn’t a tutorial, but plenty of great tutorials should exist on the Internet for all of these tools.

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Insights and Interests: An Interview with Cevina Hwang

Hailing from Saipan and South Korea, Cevina Hwang is a junior in the Ecology & Evolutionary Biology department. With a longstanding interest in the field of dentistry, she chose to expand upon this passion through her junior work, where she will be exploring the evolution of the human jaw and teeth.

Join me below to read about Cevina’s journey in the junior work process. 

Headshot of Cevina Hwang
Cevina Hwang, Princeton University ’26
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