Current Contributors

Dr. Colin Ophus is currently a research scientist at the National Center for Electron Microscopy (NCEM) at Lawrence Berkeley National Labs in Berkeley, California. He can be contacted via email at You can find out more about his research on Google Scholar.

Luis Rangel DaCosta is currently a graduate student at UC Berkeley in the department of Materials Science and Engineering, working with Professor Mary Scott. He completed his undergrad at the University of Michigan in the Department of Materials Science and in the School of Music, Theatre and Dance at the University of Michigan. He can be contacted via email at

Dr. Alex Rakowski is a postdoctoral researcher at the National Center for Electron Microscopy (NCEM) at LBNL, where he is working on simulation pipelines and scientific computing workflows for applied machine learning for 4D-STEM. He completed his Ph.D. at the University of Manchester and a previous postdoctoral position at UC Irvine. He can be contacted at

Past Contributors

Dr. Hamish Brown is currently working as a research fellow in cryo-electron microscopy at the University of Melbourne’s Bio21 Molecular Science and Biotechnology Institute in Victoria, Australia. He previously currently a postdoctoral position at the National Center for Electron Microscopy at Lawrence Berkeley. Dr. Brown completed his Ph.D. in Theoretical Condensed Matter Physics at the University of Melbourne under the advisement of Prof. Les Allen, and a previous Postdoctoral appointment at the Monash University, Melbourne with Dr. Scott Findlay. His research interests include image simulation and retrieval of structural information in electron microscopy.

AJ Pryor, Ph.D., is a Principal Data Scientist at American Tire Distributors (ATD), where he is a member of the Advanced Analytics Center of Excellence, and was the original principal architect of Prismatic. His Ph.D. Research was in the Coherent Imaging Group at UCLA and focused on developing, implementing, and accelerating 2D image simulation and 3D reconstruction algorithms. AJ is a data scientist and HPC software engineer, and he maintains a blog about these and other topics. You can find some of his other software projects on Github, and he can be contacted via email at

Natolya Barber is an undergraduate student at the University of Maryland, Baltimore County, earning a degree in Computer Science. She joined the development team as a STROBE student in the summer of 2020.