Founding Researchers

Jeff Calder

Dr. Jeff Calder

Jeff Calder is an Associate Professor of Mathematics at the University of Minnesota. His research involves interactions between partial differential equations (PDE), numerical schemes, applied probability, and computer science. He is interested in both the rigorous analysis of PDE, and the development and implementation of algorithms. A continuing theme in his current research is finding continuum limits for discrete combinatorial problems. He is particularly interested when these continuum...

Peter Olver

Dr. Peter Olver

Peter Olver is a professor in the School of Mathematics at the University of Minnesota, Twin Cities, and former Department Head (2008--2020).  His research interests revolve around the applications of symmetry and Lie groups to differential equations.  Over the years, he has contributed to a wide range of fields, including computer vision and image processing, mathematical physics, fluid mechanics, elasticity, quantum mechanics, the calculus of variations, geometric numerical methods...

Katrina Yezzi-Woodley

Katrina Yezzi-Woodley

Katrina Yezzi-Woodley is a National Science Foundation 2022 SBE Postdoctoral Research fellow at Colorado State University. Her research mentor is Dr. Michael Pante. Katrina earned her Ph.D in biological anthropology at the University of Minnesota. She is interested in how meat-eating impacted human behavioral evolution. Her research focuses on how early humans were breaking bones for marrow, especially in a landscape where they competed with threatening, large-bodied carnivores for food...

Faculty and Graduate Student Researchers

Maia Bukhsianidze

A picture of Dr. Maia Bukhsianidze

Maia Bukhsianidze is a Principal Researcher at the Georgian National Museum. Her research focuses on evolution and systematics of Bovidae. Neogen and Quaternary faunas of the Caucasus. She has done extensive field work in the country of Georgia, including relocating existing sites and finding new ones. During 2005-2015, she undertook major curation efforts for the fossil vertebrate and modern osteological collections of the Georgian National Museum and the Institute of the Paleobiology of...

Carter Chain

Picture of Carter Chain

Carter Chain is a third-year student in the mathematics PhD program. He has been a member of the AMAAZE team since the summer of 2019, working on the classification problem. He is interested in data science, machine learning, and partial differential equations.

Reed Coil

Dr. Reed Coil

Reed Coil is an assistant professor in the Department of Sociology and Anthropology at Nazarbayev University in Nur-Sultan, Kazakhstan. His research focuses broadly on reconstructing hominin behavior at Paleolithic archaeological sites, which includes disentangling hominin and carnivore competition and space use through spatial analyses and taphonomy/zooarchaeology. Reed is currently part of the international team of scientists working at the Paleolithic site of Dmanisi, Georgia, where he is...

Joscha Diehl

A picture of Dr. Joscha Diehl

Joscha Diehl is a junior professor of Stochastic Analysis at the University of Greifswald, Germany. He is mainly interested in applying algebraic methods to topics in stochastic analysis, statistics, and data science.

Matt Edling

Picture of Matt Edling

Matt Edling is the Lab and Collections Manager for the Anthropology Department at the University of Minnesota. Prior to that he was a Collections Technician II for the Science Museum of Minnesota and a Museum Technician for the Smithsonian Insititution’s Museum of Natural History. Matt oversees the Evolutionary Anthropology Laboratory where the collection of experimentally broken bone fragments used in AMAAZE research are curated. He also provides educational and research support to students and...

William Leeb

Dr. William Leeb

William Leeb is an Assistant Professor in the School of Mathematics at the University of Minnesota, Twin Cities. His research interests are in applied and computational harmonic analysis, statistical signal processing, high-dimensional PCA, and machine learning. He is particularly interested in applications to image processing problems arising from cryoelectron microscopy.

From 2015 to 2018, he was a postdoc in Amit Singer's research group in the Program in Applied and Computational Mathematics...

Risa Luther

Risa Luther

Risa Luther is a Ph.D student in (biological) anthropology at the University of Minnesota. Her research examines the process of tooth wear over the course of primate life spans in order to better understand how patterns of crown surface wear inform our understanding of function and phylogeny.    

Annie Melton

Annie Melton

Annie Melton is a Ph. D candidate in anthropological archaeology at the University of Minnesota. Broadly speaking, her research focuses on the Middle to Upper Paleolithic transition and the stone tool technological changes which took place during this period. More specifically, she seeks to understand cultural transmission processes among prehistoric populations and how archaeologists observe them via the stone tool record.

Riley O'Neill

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Riley O’Neill is a first year Ph.D. student in the University of Minnesota applied mathematics program. His research interests include computer vision, 3D object feature analysis, automated mass scale phenotypic and genotyping, differential geometry and topology, machine learning, and mathematical physics. He has worked with the AMAAZE consortium since 2018 on geometric invariants and bone fragment refitting.

Justin Pargeter

Dr. Justin Pargeter

Justin Pargeter, Assistant Professor at New York University, is a paleoanthropologist who uses archaeological approaches to answer questions about human biocultural evolution. He answers these questions by tracking the archaeological record’s relationships between stone tool technology, cognition, and environmental change. His career focus has been on investigations of sub-Saharan Africa’s ancient hunter-gatherers through experimental archaeology, stone tool analyses, and the recovery of new...

Samantha Porter

Dr. Samantha Porter

Samantha Porter is a digital imaging specialist with Liberal Arts Technologies and Innovation Services (LATIS) at the University of Minnesota, Twin Cities. She received her PhD in Anthropology from the University of Minnesota in 2019. Her dissertation research used 3D scanning and quantitative analysis of stone tool technology to investigate the social relationships between Neanderthals and anatomically modern humans in the period just prior to Neanderthal extinction.

Since 2017, she has run...

Michael Ruddy

A picture of Dr. Michael Ruddy

Michael Ruddy is currently a Postdoctoral Fellow at the Data Institute at the University of San Francisco. Previously he was a postdoctoral researcher in the Nonlinear Algebra group at the Max Planck Institute for Mathematics in the Sciences in Leipzig, Germany. His research interests lie in applied algebraic and differential geometry and data science. In particular he is interested in using geometric tools to study objects represented by continuous, discrete, or noisy data and connections to...

Cheri Shakiban

Dr. Cheri Shakiban

Cheri Shakiban received her Ph.D. in 1979 from Brown University in the Formal Calculus of Variations.   She is a professor of mathematics at the University of St. Thomas in St. Paul, Minnesota, where she has been a faculty member since 1983, and where she served as the chair of the mathematics department for eight years (1996-2004).  She also served as an associate director of the Institute for Mathematics and its Applications at the University of Minnesota (IMA)  for 9 years (2006-2015).   In...

Martha Tappen

A picture of Dr. Martha Tappen

Martha Tappen is a professor in the Anthropology Department at the University of Minnesota. As a paleoanthropologist, her research focuses on the evolution of human behavior especially human-animal interactions, archaeological site formation, the adoption of meat-eating and spread out of Africa. She has done extensive excavation and analysis of the Dmanisi Homo erectus site in Georgia, focusing on bone accumulating mechanisms and modification by hominins, carnivores and natural processes.

Rob Thompson

A picture of Dr. Rob Thompson.

Rob Thompson is an Assistant Professor at Carleton College.  He and his students joined the AMAAZE team in Fall 2020.   Rob received his PhD in Mathematics at the University of Minnesota in 2013 and is interested in applied and computational mathematics.  He especially loves leading undergraduate research projects. 

Gilbert Tostevin

Dr. Gil Tostevin

Gilbert Tostevin, Rotating Director of AMAAZE, is a Paleolithic archaeologist who uses the quantitative study of stone tools, including the three-dimensional analysis and modeling of core reduction sequences, to learn about prehistoric hominin behavior. He received his Ph.D in Anthropology from Harvard University in 2000. Dr. Tostevin is interested in the exploration and testing of new analytical techniques for understanding stone tool variability through the analysis of 3D models of...

Christoph von Tycowicz

A picture of Dr. Christoph von Tycowicz.

Christoph von Tycowicz heads the research group for geometric data analysis and processing at Zuse Institute Berlin (ZIB). He received his Ph.D. in mathematics (with highest honors) in 2014 from Freie Universität Berlin and his diploma degree in computer science (with distinction) in 2008 from Hochschule Bremen - University of Applied Science. He is a faculty member of the Berlin Mathematics Research Center MATH+ and the Einstein Center for Mathematics Berlin ECMath.

Christoph's research aims...

Anthony Yezzi

Picture of Dr. Anthony Yezzi

Anthony Yezzi is the Julian T. Hightower Chair in the Electrical and Computer Engineering (ECE) Department at the Georgia Institute of Technology. He also leads the Laboratory of Computational Computer Vision.

His research interests fall broadly within the fields of image processing and computer vision. In particular he is interested in curve and surface evolution theory and partial differential equation techniques as they apply to topics within these fields (such as segmentation, image...

Current Predoctoral Student Researchers

Grace Bergeron, Mathematics, University of Minnesota

Carolyne Foster, Mathematics, University of Minnesota

Thomas Huffstutler, Mathematics, University of Minnesota

Joan Kinabo, Archaeology and Heritage Studies, University of Dar Es Salaam

Sudi Mbarazi, Archaeology and Heritage Studies, University of Dar Es Salaam

Max Meyer, Mathematics, University of Minnesota

Godfrey Ndunguru, Archaeology and Heritage Studies, University of Dar Es Salaam

Nzingha Nyah Joseph, Mathematics and Statistics, Carleton College

Jiafeng Li, Mathematics, University of Minnesota

Emily Liu, Mathematics, University of Minnesota

Chloe Siewert, Anthropology, University of Minnesota

Mckenzie Sweno, Anthropology, University of Minnesota

Alexander Terwilliger, Statistics, University of Minnesota

Fukun Zhang, Mathematics and Statistics, Carleton College

Past Researchers

Bat-Orgil (Bata) Batjargal, Mathematics and Statistics, Carleton College (2020-2021)

Charlotte Clapham, Mathematics and Statistics, Carleton College (2020-2021)

Maddie Kyhl, Mathematics and Statistics, Carleton College (2020-2021)

Abby Loe, Mathematics and Statistics, Carleton College (2020-2021)

Sevin Antley, Undergraduate, Anthropology (2019-2020)

Cora Brown, Graduate Student, Mathematics (2019 - 2020)

Pedro Angulo-Umaña, Undergraduate, Mathematics, University of Minnesota (2016 - 2019)

Jacob Elafandi, Undergraduate, Computer Science, University of Minnesota (2018- 2019) 

Bo Hessburg, Undergraduate, Mathematics, University of Minnesota (2018-2019)

Kyra Johnson, Undergraduate, Anthropology, University of Minnesota (2018 - 2019)

Kameron Kopps, Undergraduate, Anthropology, University of Minnesota (2018 - 2019)

Meredith Shipp, Undergraduate, Mathematics, University of Minnesota (2018 - 2020)

Jacob J. Theis, Undergraduate, Engineering, University of St. Thomas (2018-2020)

Paige Cody, Anthropology, Chemical Engineering, Computer Sciences, University of Minnesota

David Floeder, Mathematics, University of Minnesota


Current Predoctoral Student Researchers

Grace Bergeron
Paige Cody
David Floeder
Carolyne Foster
Thomas Huffstutler
Nzingha Nyah Joseph
Jiafeng Li
Emily Liu
Chloe Siewart
Mckenzie Sweno
Alexander Terwilliger
Fukun Zhang

Past Researchers
Bat-Orgil (Bat) Batjargal
Charlotte Clapham
Maddie Kyhl
Abby Loe
Sevin Antley
Cora Brown
Pedro Angulo-Umaña
Jacob Elafandi
Bo Hessburg
Kyra Johnson
Kameron Kopps
Meredith Shipp
Jacob J. Theis