Plenary: Ursula Keller  Chair: Rodolphe Boudot - CNRS/FEMTO-ST; Judith Olson - HRL;

Materials for MEMS resonators  Chair: Vikrant Gokhale - United States Naval Research Laboratory;

Crystal & MEMS Oscillators  Chair: Ernest Yen - TI;

Optical Cavities  Chair: Flavio Cruz - Unicamp Brazil;

Cold Atoms & Precision Measurements  Chair: James Camparo - The Aerospace Corporation;

Satellite & Wireless Time Transfer  Chair: Sinda Mejri - ESA;

Chip lasers & Photonics 3  Chair: Rodolphe Boudot - CNRS/FEMTO-ST;

SAW/Lamb-wave devices  Chair: Cristian Cassella - Northeastern University;

Optical Fiber Time & Frequency Transfer  Chair: Marco Pizzocaro - INRIM;

Optical Ion Clocks  Chair: Daniele Nicolodi - PTB;

Plenary: Jun Ye  Chair: Elizabeth Donley - Measured Atomics; Rodolphe Boudot - CNRS/FEMTO-ST;

Vapor Cell Technologies for Quantum Clocks & Sensors  Chair: Judith Olson - HRL;

Industry Frontiers of Frequency Control  Chair: TBA

Chip lasers & Photonics 1  Chair: TBA

Phononic Microcombs 1  Chair: TBA

Resonators for Optical, Microwave, Quantum & Power Applications  Chair: Siddartha Ghosh - Northeastern University;

Optical Clock Comparisons  Chair: Elizabeth Donley - Measured Atomics;

Phononic Microcombs 2  Chair: TBA

Frequency Combs & Opto-mechanics  Chair: Kerry Vahala - CALTECH;

Novel High-performance Optical Clocks & Methods  Chair: Marco Pizzocaro - INRIM;

Plenary: Clark NGuyen  Chair: Philip Feng - University of Florida; Rodolphe Boudot - CNRS/FEMTO-ST;

Frequency Control for Computing  Chair: Philip Feng - University of Florida;

Pathway to the New Definition of the Second  Chair: Tetsuya Ido - NICT;

Chip lasers & Photonics 2  Chair: TBA

SAW & BAW Resonators  Chair: Giovanni Esteves - Sandia National Laboratories;

Noise & Microwaves   Chair: Archita Hati - NIST;

Compensation Methods & Compact Optical Clocks  Chair: Judith Olson - HRL;

Advanced Resonant Systems for Precision Sensing and Metrology  Chair: Luca Colombo - Northeastern University;

Vapor Cell Microwave Clocks  Chair: William McGehee - NIST;

Time Scales  Chair: Jian Yao - Saint Louis University;

Student Contest  Chair: TBA

PS1  Chair: Ruochen Lu - University of Texas at Austin;

PS2  Chair: TBA