2017 International Summer Workshop on Reaction Theory

June 12-22, 2017, Bloomington, Indiana, USA


Andrew Jackura (Indiana University)

Andew Jackura is an Associate Instructor and advanced doctoral student at Indiana University. He is a member of the Joint Physics Analysis Center (JPAC), and an associated member of the COMPASS collaboration. His research focus is on developing relativistic reaction amplitudes to extract properties of hadrons from experimental data.

Vincent Mathieu (Indiana University)

Vincent Mathieu (PhD 2008, University of Mons) is a Postdoctoral Fellow at Indiana University. Before joining Indiana University he held postdoctoral positions at the University of Valencia and the European Center for Nuclear Research (ECT*, Trento). He is an associated member of the GlueX and COMPASS collaborations. His main area of research concerns hadronic physics, and currently he is focusing on extracting properties of resonances from experimental data using S-Matrix techniques.

Mikhail Mikhasenko (Bonn University)

Mikhail Mikhasenko is a doctoral student at Bonn University and a member of Joint Physics Analysis Center (JPAC). He was involved in the research on the VES experiment at the Institute of High Energy Physics (Protvino, Moscow region). In 2015 he joined the analysis group of the COMPASS experiment (SPS, CERN). The current subject of his studies is a partial wave analysis of the diffractively produced mesonic states.

Emilie Passemar (Indiana University)

Emilie Passemar (PhD 2008, University Paris XI) is an Assistant Professor at Indiana University with a bridge appointment in the Theory Center at the Thomas Jefferson National Accelerator Facility (JLab). Before joining Indiana University she was a Director’s Fellow at Los Alamos National Laboratory and held postdoctoral positions at the University of Valencia and the University of Bern. She is a theory consultant for JEF (GlueX), CEPC (China), KLOE-2 (Italy) and Belle II (Japan). Passemar's research interests concern hadronic physics, in particular the use of dispersive methods. She is also interested in low energy probes of fundamental symmetries.

José R. Peláez (Complutense University of Madrid)

José R. Peláez (PhD 1995, Complutense U., Madrid) is Professor and Head of the Theoretical Physics Department II at the Complutense University of Madrid. He has been a postdoctoral scholar at the Stanford Linear Accelerator Center, Lawrence Berkeley Laboratory and a postdoctoral Marie Curie Fellow at the University of Florence in Italy. In his career he has maintained numerous international collaborations with other groups in the USA, Italy, Germany, Poland, China and Japan. His research is in strong interactions, particularly on the spectrum and dynamics of hadrons. In his work he focuses on studies of QCD in the non-perturbative domain using Effective Field Theories and dispersive techniques and developing theoretical methods for analysis of experimental data. He serves regularly in International Advisory Committees or has been chairman of several International Conferences and workshops on Hadron Physics and related topics. He has been recently selected as Outstanding Referee by the American Physical Society. He has taught on several international postgraduate schools. J.R. Peláez has supervised 5 Ph.D. students and authored a book and over 170 research papers, collecting more than 4800 citations.

Alessandro Pilloni (Jefferson National Laboratory)

Alessandro Pilloni (PhD 2016, “Sapienza” University of Rome) is a Postdoctoral Researcher at Jefferson Lab. He is a member of the Joint Physics Analysis Center (JPAC) and of the BaBar Collaboration, and associated theorist of the LHCb collaboration. His main area of research concerns hadron physics, in particular the exotic quarkonium-like sector. He is also involved in the analysis of CP violations in the Charm sector.

Matthew Shepherd (Indiana University)

Matthew Shepherd (PhD 2005, Cornell University) is a Professor of Physics at Indiana University. His research interests are in conducting experiments to search for new states of quarks and gluons in QCD like tetraquarks, hybrids, and glueballs. He is a co-author of the AmpTools software package for amplitude analysis. He served as the physics coordinator for the CLEO-c experiment (Cornell) and the light hadron and charmonium working group conveners for the BESIII experiment (Institute for High Energy Physics, Beijing). He is presently the deputy spokesperson for the GlueX experiment (Jefferson Lab). He has given lectures on hadron spectroscopy at both the HUGS summer program at Jefferson Lab and the National Nuclear Physics Summer School.

Adam Szczepaniak (Indiana University)

Adam Szczepaniak (PhD 1990, University of Washington) is Professor of Theoretical Physics at Indiana University, and Director of the Joint Jefferson Lab/Indiana University Physics Analysis Center (JPAC). Before coming to Indiana University he was a Research Assistant Professor at North Carolina State University, and held postdoctoral positions at North Carolina State University and Florida State University. He is a member of GlueX, CLAS (limited) collaboration, PWA consultant to COMPASS, BESII, Member of the International PhD studies program, University of Warsaw, and has served on International Advisory Committees for numerous conferences. He was elected Fellow of the American Physical Society in 2011 for his Outstanding Contribution to physics education and received the Indiana University Trustees Teaching Award in 2008. He served as Chair of the Physics Department at Indiana University 2012-2013 and Director of the Nuclear Theory Center 2003-2009. He has supervised 4 PhD students, and published more than 150 research papers. His research centers on QCD formalism to describe hadron structure, and PWA to uncover new hadrons and their properties.

Marc Vanderhaeghen (Johannes Gutenberg-University Mainz)

Marc Vanderhaeghen (PhD 1995, University of Gent) is Professor of Physics (W3) at the Johannes Gutenberg-University Mainz. Previously he was a Senior Staff Scientist at Jefferson Lab and Assistant (and later Associate) Professor at the College of William and Mary. He is currently spokesperson of the collaborative research center CRC1044 "The low-energy frontier of the Standard Model" of the German funding agency DFG at the University Mainz. He is also PI in both the Helmholtz Institute Mainz (HIM) and the Cluster of Excellence "Precision Physics, Fundamental Interactions and Structure of Matter" (PRISMA). In his career, Vanderhaeghen has served a variety of international science groups, including the JLab’s Users Group Board of Directors and the JLab's Program Advisory Committee, a panel that reviews and selects experiments conducted at the laboratory. He is an APS fellow. Vanderhaeghen’s research is in strong interactions with emphasis on precision hadron structure studies through electroweak probes. In his work he focuses on studies of QCD in the nonperturbative domain using dispersive and effective field theory techniques as well as in the perturbative regime to access the partonic structure of hadrons.  Vanderhaeghen has supervised more than 10 Ph.D. students, authored around 150 research papers, and 8 review papers.

Christian Weiss (Jefferson National Laboratory)

Christian Weiss (PhD 1992, State University of New York at Stony Brook) is a Senior Staff Scientist at the Center for Theoretical and Computational Physics at the Thomas Jefferson National Accelerator Facility. Before joining JLab in 2004, he had been a Heisenberg Fellow of the German Research Association in Germany and held appointments as a postdoctoral researcher at the universities at Bochum and Tubingen. Weiss' research in strong interaction physics covers a wide range of subjects, including dynamical chiral symmetry breaking and the QCD vacuum, non-perturbative methods for hadron structure, high-momentum transfer reactions and the parton picture, and the theory and phenomenology of high-energy scattering processes at JLab, DESY HERA and HERMES, CERN COMPASS and LHC, BNL RHIC, and other facilities. He collaborates closely with experimentalists and is co-spokesperson of two experiments to be performed with the JLab 12 GeV Upgrade. In the last years Weiss has led two interdisciplinary R&D projects exploring novel nuclear physics measurements with a future Electron-Ion Collider. He contributes extensively to the programmatic development of future nuclear physics experiments and community outreach. Weiss has authored more than 70 research articles. He holds a German academic teaching degree and has extensive experience with advising students and teaching at international summer schools.


Jake Bennett (Carnegie Mellon University)

Jake Bennett (PhD 2014, Indiana University) is a Postdoctoral Research Associate at Carnegie Mellon University. He is a member of the BESIII collaboration (IHEP, Beijing, China) and is the data production coordinator for the Belle II collaboration (KEK, Tsukuba, Japan). His primary area of research includes hadron spectroscopy using amplitude analysis.

Astrid Hiller Blin (Universidad de Valencia)

Astrid Hiller Blin (PhD 2016, Universidad de Valencia) is a researcher at the Instituto de Física Intercorpuscular (IFIC), Universidad de Valencia, where she recently defended her PhD thesis on her primary research area "Electromagnetic interactions of light hadrons in covariant chiral perturbation theory. "Furthermore, she is working on Regge analyses of meson-production reactions, as a member of the Joint Physics Analysis Center (JPAC), and on in-medium modifications of meson properties.

Raúl Briceño (Jefferson National Laboratory)

Raúl Briceño (PhD 2013, University of Washington, Seattle) is the current Nathan Isgur fellow in the Center for Theoretical and Computational Physics at the Thomas Jefferson National Accelerator Facility (JLab). Briceno's research interest primarily focuses on the study of few-hadron systems directly using lattice QCD, which is a method for evaluating QCD quantities with controlled approximations. He has authored numerous papers, and collected more than 650 citations. 

Vadim A. Guzey (Petersburg Nucear Physics Instituite (PNPI))

Vadim A. Guzey (PhD 1999, Pennsylvania State University) is Senior Scientist at the Petersburg Nuclear Physics Institute (PNPI) in Gatchina, Russia. He has been a postdoctoral fellow at Hampton University, Jefferson National Lab, Ruhr-Universität Bochum (RUB) and The Special Centre for the Subatomic Structure of Matter (CSSM) at Adelaide University. His primary research interests are QCD theory and phenomenology of high-energy nuclear and elementary particle physics, including leading twist nuclear shadowing in hard processes with nuclei, nuclear quark and gluon distributions at small x, photo- production of quarkonia in ion ultraperipheral collisions (UPCs), generalized parton distributions (GPDs) of nuclei and the nucleon medium modification of properties of bound nucleons in nuclei, and QCD at high energies: the dipole model, saturation. He has collaborated on a number of international projects with Jefferson Lab, the Institute for Nuclear Theory, Seattle, the LHeC Study Group and the eA Working Group of the Electron-Ion Collider (EIC) Collaboration. He has authored more than 50 research papers, and supervised Ph.D students at Ruhr-Universität Bochum. He has been a reviewer for Physical Reviews C and D, Physics Letters B, Journal of Physics G and European Physical Journal C; for the Office of Nuclear Physics, U.S. Department of Energy (DOE), and for FONDECYT (Chile).

Andrzej Kupsc (Uppsala University)

Andrzej Kupsc (PhD 1994, Soltan Institute of Nuclear Physics, Poland) is researcher and docent at Uppsala University. He is an experimentalist and a member of WASA-at-COSY, KLOE-2, BESIII and PANDA collaborations. In particular he is Physics Coordinator of the WASA-at-COSY experiment and deputy Physics Coordinator of the KLOE-2 experiment. He was also spokesperson of MesonNet -- a research network within European Commission HadronPhysics3 project devoted to light meson physics and involving both experimentalists and theorists. His recent research is focused on high-level analyses, in close collaboration with theoreticians. For example he is coauthor of papers on the application of the data-driven dispersive analysis to eta and eta' mesons transition form factors and the amplitude analysis of three pion decays of eta, eta' and omega mesons.

Ryan Mitchell (Indiana University)

Ryan Mitchell (PhD 2003, University of Tennessee) is an Associate Scientist at Indiana University. He is a member of the BESIII Experiment (Institute of High Energy Physics, Beijing, China) and the GlueX Experiment (Jefferson Lab). He is currently a convener for the charmonium group in BESIII and is helping to lead the effort in the experimental study of XYZ mesons.

Jannes Nys (Ghent University)

Jannes Nys started as a doctoral student of the Research Foundation Flanders (FWO) at the end of 2014, and is based at Ghent University in Belgium. He joined the Joint Physics Analysis Center (JPAC) in early 2016. In his previous work, he focused mainly on model development and theoretical analysis of photoproduction reactions studied by GlueX and CLAS. In his current research, he is developing high-energy, coupled channel models for various reactions in close collaboration with Indiana University.

Tomasz Skwarnicki (Syracuse University)

Tomasz Skwarnicki (PhD 1986, Institute of Nuclear Physics, Krakow) is Professor at Syracuse University. He previously held a faculty position at SMU in Dallas and postdoctoral position at DESY. He had visiting appointments at SSC Laboratory and at L.A.P.P. Annecy. He has been pursing heavy flavor spectroscopy for past 3 decades in the Crystal Ball experiment at DESY, the CLEO experiment at CESR and more recently in the LHCb experiment at LHC. He reviewed this subject at numerous conferences, in journals and lectured on it at 44th International Moscow Winter School of Physics. Recently he has led several LHCb data analysis projects concerned with tetraquark and pentaquark candidates. He has supervised 11 Ph.D. students.