| Table of contentssingle spin asymmetries in hard reactions Content Soft physics in inclusive deep inelastic leptoproduction (calculation of) cross section DIS Leading order DIS Lightcone dominance in DIS Distribution functions Slide 8 Lightcone correlator  momentum density Lightfront quantization Basis for partons Matrix representation chiral-odd functions Color gauge link  in correlator F(x) subleading Summarizing DIS Soft physics in semi-inclusive (1-particle incl) leptoproduction SIDIS  cross section (calculation of) cross section SIDIS Leading order SIDIS Lightfront dominance in SIDIS Slide 22 Lightfront correlator (distribution) distribution functions in SIDIS Distribution functions in SIDIS Slide 26 Interpretation Matrix representation for M = [F(x)g+]T Matrix representation for M = [F(x,pT) g+]T Matrix representation  for M = [D(z,kT) g-]T Slide 31 Distribution and  fragmentation functions Sample azimutal asymmetry sLTO Sample single spin asymmetry sOTO Summarizing SIDIS T-odd phenomena Slide 37 Distribution Slide 39 Single spin asymmetries sOTO Conclusions |