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Ringleaders & Postdocs

Taimoor Hassan, ALS and ALS-U Electrical Safety Officer

In the eight months that Taimoor Hassan has been with the ALS and ALS-U, he has been able to apply his background in electrical safety, engineering, and RF systems. Learn more about the giant microwave he worked on in a previous job, and how all of his experience serves the interconnected work of the ALS and ALS-U. Read more »

Whitney Loo, 2025 Users’ Executive Committee Chair

The ALS was a major selling point when Whitney Loo chose where to pursue her PhD. Now that she runs her own research group at the University of Wisconsin-Madison, she is maintaining her ties and giving back to the ALS community by serving on the UEC. Read more »

Gianna FazioLiu, Director of Communications

Since joining the ALS in September, Gianna FazioLiu has been connecting with people across Berkeley Lab and thinking about how to tell the stories about their work. Her passion for science communications originated in Mexican coffee farms and French cheese, so it is small wonder that her free time is filled with tasty pursuits to this day. Read more »

Jillian Hiu, Mechanical Engineering Associate

Growing up in San Jose, Jillian Hiu heard about Berkeley Lab. Now, she’s part of the research mission here, working on components for the QERLIN beamline. Find out how she combines science and art, and how her pet surprised her. Read more »

Monika Choudhary, Computing Postdoc

As a postdoc, Monika Choudhary applies computing models to real experimental data at the ALS, work that uses her extensive computer science knowledge and experience. Read more about the path that led her to the ALS and the people she’s met along the way. Read more »

Matthew Marcus, STXM Beamline Scientist

From the microscope at work to the telescope at home, Matthew Marcus is captivated by space sciences. In this interview, he shares some of the findings from Beamline 5.3.2.2 as well as stories from his long career in x-ray science. Read more »

Quentin Williams, 2024 Users’ Executive Committee Chair

Living in the Santa Cruz mountains, Quentin Williams spends a lot of time tending to projects on the Earth’s surface, but his professional interests lie thousands of kilometers below. His geosciences research led him to become a long-time user of the ALS, where he is serving as the UEC chair for 2024. Learn more about his work and hear his advice for other ALS users. Read more »

Dahlia An, User Safety Specialist

Dahlia An is new to the ALS but not to Berkeley Lab. Read about how she works with users and beamline scientists and how it connects to her past lives as a researcher and undergraduate student instructor. And, learn how her hobbies still allow her to experiment. Read more »

Haris Mahic, Accelerator and Floor Operator

As an accelerator and floor operator, Haris’s work takes him all over the ALS. But, it is his photography hobby that has left an indelible mark on the ALS homepage. Let’s take a closer look at how he helps keep the ALS running and what brought him here in the first place. Read more »