WG I - ELECTROWEAK SYMMETRY BREAKING
- Theortical Leader: Marcela Carena (Fermilab/University of Chicago, USA)
- Experimental Leader: Sara Bolognesi (Johns Hopkins U, USA)/Pietro Govoni (INFN, Italy)
- Local Leader: Eduardo Pontón (ICTP/SAIFR, Brazil)
WG II - NEUTRINO PHYSICS
- Theortical Leader: Thomas Schwetz (MPI, Heidelberg, Germany)
- Experimental Leader: Kate Scholberg (Duke University, USA)
- Local Leader: Orlando L. G. Peres (UNICAMP, Brazil)
WG III - Weak Decays, CP VIOLATION, CKM Matrix
- Theortical Leader: Cecilia Tarantino (Universitŕ Roma Tre/INFN, Italy)
- Experimental Leader: Guy Wilkinson (University of Oxford, UK)
- Local Leader: Leandro de Paula (UFRJ, Brazil)
WG IV - Astroparticle Physics
- Theortical Leader: Marco Cirelli (Saclay, France)
- Experimental Leader: Heidi Sandaker (University of Bergen, Norway)
- Local Leader: Rogério Rosenfeld (UNESP, Brazil)