As a Chamberlain Fellow at LBNL, he led the design, construction and commissioning of the KamLAND 4Pi calibration system and contributed to the first observation of reactor antineutrino oscillations. He currently serves as co-chair of the DUNE Authorship and Publication Board.
Yale Center for the Invisible Universe
The Yale Center for the Invisible Universe (YCIU) was founded in 2024 to support pioneering research on dark matter, dark energy, black holes, and neutrinos. YCIU hosts scientists and workshops to enable scientific innovation and collaboration. The center’s environment is dynamic and interdisciplinary, cutting across departments to drive progress in the field. The goal is to uncover the fundamental forces that govern the universe, spark curiosity, and empower the next generation of scientists. Heeger is one of the founding co-directors.
Particle Physics Project Prioritization Panel (P5)
The P5 report, “Exploring the Quantum Universe: Pathways to Innovation and Discovery in Particle Physics,” is a 10-year strategic plan with a 20-year vision for U.S. particle physics research approved by the High Energy Physics Advisory Panel (HEPAP)—an advisory panel to the U.S. Department of Energy (DOE) and the National Science Foundation (NSF).
Yale Wright Laboratory
Wright Lab hosts a broad research program in experimental nuclear, particle, and astrophysics, with particular emphasis on instrumentation development and quantum sensing for fundamental physics. Wright Lab provides facilities, infrastructure, and a research community for transformative research in fundamental science and trains the next generation of leaders in science and technology. Heeger led the transformation of Wright Lab following the end of the nuclear physics program at the Wright Nuclear Structure Laboratory (WNSL) in 2011 and continues to shape its direction as Director.
Yale Physics Department
Heeger served as Chair of the Yale Physics Department from 2019-2025. This included responsibility for the undergraduate and graduate programs, student affairs, departmental operations, staffing and finance, as well as space and advocacy. The chair provides overall leadership and vision. During his tenure, the department hired several faculty, provided continuity for research and teaching through COVID, updated curricula and requirements for Yale Physics degree programs, and developed new lab and interaction spaces. Heeger also oversaw an external departmental review in 2
Advanced Instrumentation Development Center
As Co-Chair of the Yale Instrumentation initiative, later the AIDC Committee, Heeger led the research instrumentation community at Yale to shape a vision for a new hub for instrumentation at Yale— now being realized as the AIDC, as part of Yale’s Upper Science Hill Development.
The AIDC realizes one of the cross-cutting priorities identified in the University Science Strategy Committee report. It will build upon the existing Wright Lab Advanced Prototyping Center and provide a hub for the design, fabrication, and testing of novel research instrumentation at Yale.
Physical Sciences and Engineering Building
PSEB is a generational complex supporting initiatives in quantum science, engineering, and materials. Enabling work is underway, and the overall project is scheduled to be complete in 2030.
Spanning 420 feet in length, PSEB will take advantage of the sloped topography of Science Hill and situate most of the new laboratories on low-vibration bedrock, all while connecting adjacent buildings. In addition to the investment in high-performance quantum research laboratories, PSEB also represents a significant investment in core facilities.
Science Collaboration Leadership
Heeger has held several leadership positions in the scientific collaborations he has worked with. He served as the international co-spokesperson for the CUPID double beta decay experiment from 2021-2025 and was the PI and co-spokesperson for the PROSPECT reactor antineutrino experiment from 2015-2023. Heeger led a LBNL Laboratory Directed Research and Development (LDRD) effort to design a reactor experiment for the measurement of the neutrino mixing angle theta13, and subsequently was the US L2 manager for the Daya Bay antineutrino detectors from 2007-2013.
Selected Service and Leadership
2026-2028 Executive Committee of the American Physical Society (APS) Division of Nuclear Physics (DNP), member
2026-2028 APS Committee for International Scientific Affairs (CISA), member
2021 – 2025 CUPID Experiment, international co-spokesperson
2022 – 2023 Particle Physics Project Prioritization Panel (P5), deputy chair
2020 – 2022 APS Coordinating Panel for Advanced Detectors (CPAD), co-chair
2019-2020 Basic Energy Science Advisory Committee (BESAC) neutron subcommittee, member
2016 – 2017 Natural Sciences and Engineering Research Council (NSERC), Subatomic Physics Evaluation Section, co-chair
2015 – 2018 Natural Sciences and Engineering Research Council (NSERC), Subatomic Physics Evaluation Section, member
2016 – 2017 ASCAC Independent LDRD Review of DOE Laboratories, member
2014 – 2017 High Energy Physics Advisory Committee (HEPAP), member
2014 – 2017 Nuclear Physics Advisory Committee (NSAC), member
Leadership News
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Heeger appointed to APS Committee on International Scientific Affairs
The three-year term runs from January 1, 2026 to December 31, 2028.
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Heeger elected to APS DNP Executive Committee
Heeger was elected to a two-year term on the Executive Committee for the American Physical Society (APS) Division of Nuclear Physics (DNP).
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Groundbreaking for innovation at Yale’s Upper Science Hill Building Complex
Heeger said, “This will be a transformational project that brings together departments and crosses boundaries”.