WG I:
Precise Determination of Vud and Vus 


Conveners: 
Exp.: 
M. Antonelli 


Theory: 
A. Juettner, V. Cirigliano 


 Determination of Vus
 from Kl3 decays: new Kl3 results, measurement and analysis of Kl3 Dalitz plot to constrain CHPT parameters, new lattice results and their errors
 from τ and hyperon decays: estimate of theoretical errors, prospects
 from fK / fπ : new lattice results, exhaustive estimate of unquenched lattice uncertainty
 Determination of Vud from superallowed Fermi transitions, neutron and pion decays: theoretical and experimental updates, also new ideas

WG II:
Determination of Vub,Vcb, Vcs through Inclusive / Exclusive Semileptonic B and D decays 


Conveners: 
Exp.: 
R. Kowalewski 


Theory: 
A. Kronfeld, M. Neubert 


 Determination of Vcb and HQE parameters from inclusive B >Xlν decay
 Theoretical uncertainties: prospects
 Spectral moments: new results, averages, global fits, scheme differences, determination of quark masses and hadronic parameters and their combination
 Determination of Vub inclusive.
 New measurements of Elepton , MX , q^{2} spectrum.
 Several methods to determine Vub from the measured rate
 Associated theoretical errors. Weak annhilation effect
 How to make the average etc.
Note: b> s gamma measurements will be discusseedin WG III in a session prior to this one
 Determination of Vcb exclusive: theoretical and experimental update
 New measurements for the form factors
 F(1) lattice unquenched calculation, LCSR
 Determination of Vub exclusive: theoretical and experimental update
 New measurements of the q^{2} distribution with differenct tagging methods
 Experimental determination of the form factor shape
 Form factor normalization from unquenched lattice, LCSR and others
 Exclusive and inclusive D semileptonic decays, determination of Vcs and of form factors
 D >πlν, extrapolation from D to B and possible determination of Vub

WG III: Rare B, D and K Decays 


Conveners: 
Exp.: 
U.
Egede, M. Nakao 


Theory: 
U. Haisch 


 Vtd/Vts from B > ργ and B > K^{*}γ and (semi)inclusive b>d/s gamma
 New results from experiments
 Results from lattice, LCSR, prospects, long distance contributions
 Radiative decays as probe of CKM and of new physics.
 Theoretical and experimental updates of B > Xs γ
 Use of b >sγ for moments and for Vub (discussion in conjunction with WG2)
 Bs radiative decays?
 Role of the radiative charm decays
 Purely letponic decays of Bd(s) as probe of CKM and of new physics
 b>s/d ll
 Rare K decays of relevance to CKM studies

WG IV: Lifetimes, mixing and the
corresponding phases 


Conveners: 
Exp.: 
I.
Furic 


Theory: 
C.
Tarantino 


 ε_{K}, ΔMd, ΔMs
 Lattice determination and experimental constraints on fBd , fBs and ξ
 Critical review on quenching and chiral logs associated errors
 Measurement of Ds/D^{+} > τ(μ)ν
 Determination of fDs, fD^{+} and their ratio
 Possible extrapolation to fB and ξ
 B hadron widths and differences: theoretical and experimental update
 Measurement of weak phases in B(s,d) decays to Charmonium
 Measurements of φ1 (β) and cos2φ1 (cos2β)
 CPT/T parameters
 Measurements of φs

WG V: gamma (phi_3) and related measurements



Conveners: 
Exp.: 
A. Bondar 


Theory: 
A. Soni 


 Measurements of φ3 (γ) in
B> D(^{*})K(^{*}) decays
 GLW and ADS methods
 Dalitz methods (model
dependent/independent)
 related B > charm
measurements needed for input parameter/further studies
 Measurements of 2φ1 + φ3 (2β + γ) in B >
D(^{*})π,ρ decays and related BF measurements (Dsπ, Dπ^{0},
and D(^{*})K(^{*}))

WG VI:
Angles from penguin dominated B(s,d) decays 


Conveners 
Exp.: 
T. Gershon 


Theory: 
L.
Silvestrini, Th. Feldmann 


 φ2 (α) modes: two body decays (ππ), quasitwobody (Q2B)
Bdecays (ρρ, ρπ) and Dalitz analysis (πππ)
 New results? New modes?
 How can we get to φ2 (α) from the different measurements? How good is the Q2B approximation?
How important are Swave contribution (and other interference) in modes involving ρ?
 How trustable are theoretical calculations of the penguin pollution?
 φ1 (β) modes: φK^{0}, η'K^{0},
f^{0}K^{0}, π^{0}Ks, K^{+}K^{}Ks, KsKsK^{0} and more
 New results? New modes?
 Possible deviation from sin2φ1 (sin2β) within the SM ? What are the methods one can use to
calculate them and how these methods can be checked?
 Can the sign of the deviation be obtained?
 Are there correlations between the deviation in these modes ? Are there observables or combinations of observables that have
smaller SM uncertainties (sums, ratios etc.)?
 φ3 from charmless decays. Interpretation of other charmless decays
 Understanding of the πK modes (γ, electroweak penguins)
 What can be learnt in addition from πK^{*} and ρK^{*} modes?
 Comparison and assessment of theoretical approaches based on factorization and/or flavor symmetries
 What are the theoretical assumptions?
 Which amplitudes are included in the calculations, and what is the estimated theoretical error?
 Perform comparative studies for "benchmark" modes
 How predictive are datadriven fits?
